[INFO] cloning repository https://github.com/KFTamang/rv-emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KFTamang/rv-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKFTamang%2Frv-emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKFTamang%2Frv-emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27e4294c77773e2e0bc66847b7e0c2d65733867d
[INFO] testing KFTamang/rv-emu against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKFTamang%2Frv-emu" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KFTamang/rv-emu
[INFO] finished tweaking git repo https://github.com/KFTamang/rv-emu
[INFO] tweaked toml for git repo https://github.com/KFTamang/rv-emu written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KFTamang/rv-emu on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 102 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v2.0.1 (available: v3.0.0)
[INFO] [stderr]       Adding clap v3.2.25 (available: v4.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aed4e7b0d8183c2bf3bf2b4dc0f92b4cb01b35cac5f5163f7a1c6b5eb82e5b15
[INFO] running `Command { std: "docker" "start" "-a" "aed4e7b0d8183c2bf3bf2b4dc0f92b4cb01b35cac5f5163f7a1c6b5eb82e5b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aed4e7b0d8183c2bf3bf2b4dc0f92b4cb01b35cac5f5163f7a1c6b5eb82e5b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed4e7b0d8183c2bf3bf2b4dc0f92b4cb01b35cac5f5163f7a1c6b5eb82e5b15", kill_on_drop: false }`
[INFO] [stdout] aed4e7b0d8183c2bf3bf2b4dc0f92b4cb01b35cac5f5163f7a1c6b5eb82e5b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14dce2a44a4ee6e5628e96ea087446bf784aef96d52ad39f0a8e7540977ddbcc
[INFO] running `Command { std: "docker" "start" "-a" "14dce2a44a4ee6e5628e96ea087446bf784aef96d52ad39f0a8e7540977ddbcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
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[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
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[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling heck v0.4.1
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[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling bitflags v2.11.1
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[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling gdbstub v0.7.10
[INFO] [stderr]    Compiling jiff v0.2.24
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling gdbstub_arch v0.3.3
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling serde-big-array v0.5.1
[INFO] [stderr]    Compiling rv-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/bus.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interrupt::*`
[INFO] [stdout]  --> src/emu.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::interrupt::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/interrupt.rs:82:34
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         cpu.pc = (mtvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout]    |                                  ^                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -                         cpu.pc = (mtvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout] 82 +                         cpu.pc = mtvec & 0xffff_ffff_ffff_fffc ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/interrupt.rs:117:34
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         cpu.pc = (stvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout]     |                                  ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 117 -                         cpu.pc = (stvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout] 117 +                         cpu.pc = stvec & 0xffff_ffff_ffff_fffc ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pte_addr` is never read
[INFO] [stdout]   --> src/cpu/mmu.rs:65:33
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut pte_addr: u64 = 0;
[INFO] [stdout]    |                                 ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 69 |             pte_addr = a + vpn[level as usize] * PTESIZE;
[INFO] [stdout]    |             -------------------------------------------- `pte_addr` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pte` is never read
[INFO] [stdout]   --> src/cpu/mmu.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 |           let mut pte: u64 = 0;
[INFO] [stdout]    |                              ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 70 | /             pte = bus.load(pte_addr, 64).map_err(|_| match acc {
[INFO] [stdout] 71 | |                 AccessMode::Fetch => Exception::InstructionPageFault(va as u32),
[INFO] [stdout] 72 | |                 AccessMode::Load => Exception::LoadPageFault(va as u32),
[INFO] [stdout] 73 | |                 AccessMode::Store => Exception::StoreAMOPageFault(va as u32),
[INFO] [stdout] 74 | |             })?;
[INFO] [stdout]    | |_______________- `pte` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p_type`
[INFO] [stdout]    --> src/main.rs:224:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let p_type = u8_slice_to_u32(&elf[p_type_offset..p_type_offset + 4]) as usize;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `process_pending_interrupts` is never used
[INFO] [stdout]    --> src/bus.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout]  18 | impl Bus {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn process_pending_interrupts(&mut self, interrupts: &mut BTreeSet<Interrupt>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `interrupt_notifier` and `input_thread` are never read
[INFO] [stdout]   --> src/uart.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Uart {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 19 |     start_addr: u64,
[INFO] [stdout] 20 |     interrupt_notifier: Arc<Box<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     input_thread: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `disk_snapshot` is never used
[INFO] [stdout]    --> src/virtio.rs:294:12
[INFO] [stdout]     |
[INFO] [stdout]  74 | impl Virtio {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 294 |     pub fn disk_snapshot(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/debugger.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn base_ops(&mut self) -> BaseOps<Self::Arch, Self::Error> {
[INFO] [stdout]    |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn base_ops(&mut self) -> BaseOps<'_, Self::Arch, Self::Error> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/debugger.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn support_breakpoints(&mut self) -> Option<BreakpointsOps<Self>> {
[INFO] [stdout]    |                            ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn support_breakpoints(&mut self) -> Option<BreakpointsOps<'_, Self>> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/debugger.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn support_resume(&mut self) -> Option<SingleThreadResumeOps<Self>> {
[INFO] [stdout]     |                       ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn support_resume(&mut self) -> Option<SingleThreadResumeOps<'_, Self>> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/debugger.rs:139:30
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn support_sw_breakpoint(&mut self) -> Option<SwBreakpointOps<Self>> {
[INFO] [stdout]     |                              ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn support_sw_breakpoint(&mut self) -> Option<SwBreakpointOps<'_, Self>> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "14dce2a44a4ee6e5628e96ea087446bf784aef96d52ad39f0a8e7540977ddbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14dce2a44a4ee6e5628e96ea087446bf784aef96d52ad39f0a8e7540977ddbcc", kill_on_drop: false }`
[INFO] [stdout] 14dce2a44a4ee6e5628e96ea087446bf784aef96d52ad39f0a8e7540977ddbcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf41c777b7ee3454712ffa9ca0d4702222cfe0ee77c1922214768518c090988
[INFO] running `Command { std: "docker" "start" "-a" "2cf41c777b7ee3454712ffa9ca0d4702222cfe0ee77c1922214768518c090988", kill_on_drop: false }`
[INFO] [stderr]    Compiling rv-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/bus.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interrupt::*`
[INFO] [stdout]  --> src/emu.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::interrupt::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/interrupt.rs:82:34
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         cpu.pc = (mtvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout]    |                                  ^                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -                         cpu.pc = (mtvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout] 82 +                         cpu.pc = mtvec & 0xffff_ffff_ffff_fffc ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/interrupt.rs:117:34
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         cpu.pc = (stvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout]     |                                  ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 117 -                         cpu.pc = (stvec & 0xffff_ffff_ffff_fffc);
[INFO] [stdout] 117 +                         cpu.pc = stvec & 0xffff_ffff_ffff_fffc ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pte_addr` is never read
[INFO] [stdout]   --> src/cpu/mmu.rs:65:33
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut pte_addr: u64 = 0;
[INFO] [stdout]    |                                 ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 69 |             pte_addr = a + vpn[level as usize] * PTESIZE;
[INFO] [stdout]    |             -------------------------------------------- `pte_addr` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pte` is never read
[INFO] [stdout]   --> src/cpu/mmu.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 |           let mut pte: u64 = 0;
[INFO] [stdout]    |                              ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 70 | /             pte = bus.load(pte_addr, 64).map_err(|_| match acc {
[INFO] [stdout] 71 | |                 AccessMode::Fetch => Exception::InstructionPageFault(va as u32),
[INFO] [stdout] 72 | |                 AccessMode::Load => Exception::LoadPageFault(va as u32),
[INFO] [stdout] 73 | |                 AccessMode::Store => Exception::StoreAMOPageFault(va as u32),
[INFO] [stdout] 74 | |             })?;
[INFO] [stdout]    | |_______________- `pte` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p_type`
[INFO] [stdout]    --> src/main.rs:224:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let p_type = u8_slice_to_u32(&elf[p_type_offset..p_type_offset + 4]) as usize;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `process_pending_interrupts` is never used
[INFO] [stdout]    --> src/bus.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout]  18 | impl Bus {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn process_pending_interrupts(&mut self, interrupts: &mut BTreeSet<Interrupt>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `interrupt_notifier` and `input_thread` are never read
[INFO] [stdout]   --> src/uart.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Uart {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 19 |     start_addr: u64,
[INFO] [stdout] 20 |     interrupt_notifier: Arc<Box<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     input_thread: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/debugger.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn base_ops(&mut self) -> BaseOps<Self::Arch, Self::Error> {
[INFO] [stdout]    |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn base_ops(&mut self) -> BaseOps<'_, Self::Arch, Self::Error> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/debugger.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn support_breakpoints(&mut self) -> Option<BreakpointsOps<Self>> {
[INFO] [stdout]    |                            ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn support_breakpoints(&mut self) -> Option<BreakpointsOps<'_, Self>> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/debugger.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn support_resume(&mut self) -> Option<SingleThreadResumeOps<Self>> {
[INFO] [stdout]     |                       ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn support_resume(&mut self) -> Option<SingleThreadResumeOps<'_, Self>> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/debugger.rs:139:30
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn support_sw_breakpoint(&mut self) -> Option<SwBreakpointOps<Self>> {
[INFO] [stdout]     |                              ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn support_sw_breakpoint(&mut self) -> Option<SwBreakpointOps<'_, Self>> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "2cf41c777b7ee3454712ffa9ca0d4702222cfe0ee77c1922214768518c090988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf41c777b7ee3454712ffa9ca0d4702222cfe0ee77c1922214768518c090988", kill_on_drop: false }`
[INFO] [stdout] 2cf41c777b7ee3454712ffa9ca0d4702222cfe0ee77c1922214768518c090988
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18738a1af1baa99566726daa8f23c9b0ef278ad43f73f30733eadf94c7dcf654
[INFO] running `Command { std: "docker" "start" "-a" "18738a1af1baa99566726daa8f23c9b0ef278ad43f73f30733eadf94c7dcf654", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> src/bus.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::interrupt::*`
[INFO] [stderr]  --> src/emu.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::interrupt::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/interrupt.rs:82:34
[INFO] [stderr]    |
[INFO] [stderr] 82 |                         cpu.pc = (mtvec & 0xffff_ffff_ffff_fffc);
[INFO] [stderr]    |                                  ^                             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 82 -                         cpu.pc = (mtvec & 0xffff_ffff_ffff_fffc);
[INFO] [stderr] 82 +                         cpu.pc = mtvec & 0xffff_ffff_ffff_fffc ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/interrupt.rs:117:34
[INFO] [stderr]     |
[INFO] [stderr] 117 |                         cpu.pc = (stvec & 0xffff_ffff_ffff_fffc);
[INFO] [stderr]     |                                  ^                             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 117 -                         cpu.pc = (stvec & 0xffff_ffff_ffff_fffc);
[INFO] [stderr] 117 +                         cpu.pc = stvec & 0xffff_ffff_ffff_fffc ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pte_addr` is never read
[INFO] [stderr]   --> src/cpu/mmu.rs:65:33
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut pte_addr: u64 = 0;
[INFO] [stderr]    |                                 ^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 69 |             pte_addr = a + vpn[level as usize] * PTESIZE;
[INFO] [stderr]    |             -------------------------------------------- `pte_addr` is overwritten here before the previous value is read
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pte` is never read
[INFO] [stderr]   --> src/cpu/mmu.rs:66:28
[INFO] [stderr]    |
[INFO] [stderr] 66 |           let mut pte: u64 = 0;
[INFO] [stderr]    |                              ^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 70 | /             pte = bus.load(pte_addr, 64).map_err(|_| match acc {
[INFO] [stderr] 71 | |                 AccessMode::Fetch => Exception::InstructionPageFault(va as u32),
[INFO] [stderr] 72 | |                 AccessMode::Load => Exception::LoadPageFault(va as u32),
[INFO] [stderr] 73 | |                 AccessMode::Store => Exception::StoreAMOPageFault(va as u32),
[INFO] [stderr] 74 | |             })?;
[INFO] [stderr]    | |_______________- `pte` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p_type`
[INFO] [stderr]    --> src/main.rs:224:13
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let p_type = u8_slice_to_u32(&elf[p_type_offset..p_type_offset + 4]) as usize;
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_type`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `process_pending_interrupts` is never used
[INFO] [stderr]    --> src/bus.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr]  18 | impl Bus {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 122 |     pub fn process_pending_interrupts(&mut self, interrupts: &mut BTreeSet<Interrupt>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `interrupt_notifier` and `input_thread` are never read
[INFO] [stderr]   --> src/uart.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Uart {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 19 |     start_addr: u64,
[INFO] [stderr] 20 |     interrupt_notifier: Arc<Box<dyn Fn() + Send + Sync>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     input_thread: std::thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/debugger.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn base_ops(&mut self) -> BaseOps<Self::Arch, Self::Error> {
[INFO] [stderr]    |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn base_ops(&mut self) -> BaseOps<'_, Self::Arch, Self::Error> {
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/debugger.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn support_breakpoints(&mut self) -> Option<BreakpointsOps<Self>> {
[INFO] [stderr]    |                            ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn support_breakpoints(&mut self) -> Option<BreakpointsOps<'_, Self>> {
[INFO] [stderr]    |                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/debugger.rs:109:23
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn support_resume(&mut self) -> Option<SingleThreadResumeOps<Self>> {
[INFO] [stderr]     |                       ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn support_resume(&mut self) -> Option<SingleThreadResumeOps<'_, Self>> {
[INFO] [stderr]     |                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/debugger.rs:139:30
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn support_sw_breakpoint(&mut self) -> Option<SwBreakpointOps<Self>> {
[INFO] [stderr]     |                              ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn support_sw_breakpoint(&mut self) -> Option<SwBreakpointOps<'_, Self>> {
[INFO] [stderr]     |                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rv-emu` (bin "rv-emu" test) generated 13 warnings (run `cargo fix --bin "rv-emu" -p rv-emu --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rv_emu-9c5c99698c7cd3bc)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test emu::tests::test_xv6_snapshot_reproducible ... ignored
[INFO] [stdout] test emu::tests::test_snapshot_file_roundtrip ... FAILED
[INFO] [stdout] test emu::tests::test_snapshot_virtio_disk_preserved ... ok
[INFO] [stdout] test emu::tests::test_snapshot_registers_and_csrs_reproducible ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- emu::tests::test_snapshot_file_roundtrip stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'emu::tests::test_snapshot_file_roundtrip' (18) panicked at src/emu.rs:220:43:
[INFO] [stdout] Unable to create file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x608835f8527a - std[1209cfb42f6d497f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x608835f8527a - std[1209cfb42f6d497f]::backtrace_rs::backtrace::trace_unsynchronized::<std[1209cfb42f6d497f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x608835f8527a - std[1209cfb42f6d497f]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x608835f8527a - <<std[1209cfb42f6d497f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[4a92201981c6b77a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x608835f9952a - <core[4a92201981c6b77a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x608835f9952a - core[4a92201981c6b77a]::fmt::write
[INFO] [stdout]    6:     0x608835f89dd2 - std[1209cfb42f6d497f]::io::default_write_fmt::<alloc[420bb310a727dfd7]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x608835f89dd2 - <alloc[420bb310a727dfd7]::vec::Vec<u8> as std[1209cfb42f6d497f]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x608835f632ef - <std[1209cfb42f6d497f]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x608835f632ef - std[1209cfb42f6d497f]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x608835f7d2f9 - std[1209cfb42f6d497f]::panicking::default_hook
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x608835f0dc9c - <alloc[420bb310a727dfd7]::boxed::Box<dyn for<'a, 'b> core[4a92201981c6b77a]::ops::function::Fn<(&'a std[1209cfb42f6d497f]::panic::PanicHookInfo<'b>,), Output = ()> + core[4a92201981c6b77a]::marker::Sync + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::Fn<(&std[1209cfb42f6d497f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x608835f0dc9c - test[59e67a9bc0e119f1]::test_main_inner::<test[59e67a9bc0e119f1]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x608835f7d4b2 - <alloc[420bb310a727dfd7]::boxed::Box<dyn for<'a, 'b> core[4a92201981c6b77a]::ops::function::Fn<(&'a std[1209cfb42f6d497f]::panic::PanicHookInfo<'b>,), Output = ()> + core[4a92201981c6b77a]::marker::Sync + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::Fn<(&std[1209cfb42f6d497f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x608835f7d4b2 - std[1209cfb42f6d497f]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x608835f633a8 - std[1209cfb42f6d497f]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x608835f582d9 - std[1209cfb42f6d497f]::sys::backtrace::__rust_end_short_backtrace::<std[1209cfb42f6d497f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x608835f6413d - __rustc[4effac393e9f3da6]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x608835f99cec - core[4a92201981c6b77a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x608835f99a32 - core[4a92201981c6b77a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x608835ec2efe - <core[4a92201981c6b77a]::result::Result<std[1209cfb42f6d497f]::fs::File, std[1209cfb42f6d497f]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x608835eadca5 - <rv_emu[8dc91b35d029f457]::emu::Emu>::save_snapshot
[INFO] [stdout]                                at /opt/rustwide/workdir/src/emu.rs:220:43
[INFO] [stdout]   22:     0x608835eec7f8 - rv_emu[8dc91b35d029f457]::emu::tests::test_snapshot_file_roundtrip
[INFO] [stdout]                                at /opt/rustwide/workdir/src/emu.rs:328:13
[INFO] [stdout]   23:     0x608835ee3437 - rv_emu[8dc91b35d029f457]::emu::tests::test_snapshot_file_roundtrip::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/emu.rs:319:38
[INFO] [stdout]   24:     0x608835ebe7e6 - <rv_emu[8dc91b35d029f457]::emu::tests::test_snapshot_file_roundtrip::{closure#0} as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x608835f00f7b - <fn() -> core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x608835f00f7b - test[59e67a9bc0e119f1]::__rust_begin_short_backtrace::<core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>, fn() -> core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:724:18
[INFO] [stdout]   27:     0x608835f0e76b - test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:74
[INFO] [stdout]   28:     0x608835f0e76b - <core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   29:     0x608835f0e76b - std[1209cfb42f6d497f]::panicking::catch_unwind::do_call::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>, core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x608835f0e76b - std[1209cfb42f6d497f]::panicking::catch_unwind::<core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>, core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x608835f0e76b - std[1209cfb42f6d497f]::panic::catch_unwind::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>, core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x608835f0e76b - test[59e67a9bc0e119f1]::run_test_in_process
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:27
[INFO] [stdout]   33:     0x608835f0e76b - test[59e67a9bc0e119f1]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:668:43
[INFO] [stdout]   34:     0x608835f07e84 - test[59e67a9bc0e119f1]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:698:41
[INFO] [stdout]   35:     0x608835f07e84 - std[1209cfb42f6d497f]::sys::backtrace::__rust_begin_short_backtrace::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x608835f11372 - std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   37:     0x608835f11372 - <core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   38:     0x608835f11372 - std[1209cfb42f6d497f]::panicking::catch_unwind::do_call::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x608835f11372 - std[1209cfb42f6d497f]::panicking::catch_unwind::<(), core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x608835f11372 - std[1209cfb42f6d497f]::panic::catch_unwind::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x608835f11372 - std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   42:     0x608835f11372 - <std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1} as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x608835f8488f - <alloc[420bb310a727dfd7]::boxed::Box<dyn core[4a92201981c6b77a]::ops::function::FnOnce<(), Output = ()> + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   44:     0x608835f8488f - <std[1209cfb42f6d497f]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   45:     0x7002c209daa4 - <unknown>
[INFO] [stdout]   46:     0x7002c212aa64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     emu::tests::test_snapshot_file_roundtrip
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rv-emu`
[INFO] running `Command { std: "docker" "inspect" "18738a1af1baa99566726daa8f23c9b0ef278ad43f73f30733eadf94c7dcf654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18738a1af1baa99566726daa8f23c9b0ef278ad43f73f30733eadf94c7dcf654", kill_on_drop: false }`
[INFO] [stdout] 18738a1af1baa99566726daa8f23c9b0ef278ad43f73f30733eadf94c7dcf654
