[INFO] cloning repository https://github.com/vakabus/rumipsem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vakabus/rumipsem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvakabus%2Frumipsem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvakabus%2Frumipsem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eb40604e61a63db9ae12679df0a39052f3d65c2
[INFO] checking vakabus/rumipsem against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvakabus%2Frumipsem" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vakabus/rumipsem on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vakabus/rumipsem
[INFO] finished tweaking git repo https://github.com/vakabus/rumipsem
[INFO] tweaked toml for git repo https://github.com/vakabus/rumipsem written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vakabus/rumipsem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.17
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded quote v0.6.3
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded scroll_derive v0.7.0
[INFO] [stderr]   Downloaded itoa v0.4.1
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded argparse v0.2.1
[INFO] [stderr]   Downloaded serde_derive v1.0.66
[INFO] [stderr]   Downloaded miniz-sys v0.1.10
[INFO] [stderr]   Downloaded serde v1.0.66
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] [stderr]   Downloaded libc v0.2.42
[INFO] [stderr]   Downloaded syn v0.14.2
[INFO] [stderr]   Downloaded serde_json v1.0.19
[INFO] [stderr]   Downloaded chrono v0.4.3
[INFO] [stderr]   Downloaded goblin v0.0.11
[INFO] [stderr]   Downloaded time v0.1.39
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded simplelog v0.5.2
[INFO] [stderr]   Downloaded term v0.5.1
[INFO] [stderr]   Downloaded proc-macro2 v0.4.6
[INFO] [stderr]   Downloaded num-integer v0.1.38
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded scroll v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 800ad7f2dfafef45c78bac12955836f3a1409be4f955f6c3477b6fb3422411fb
[INFO] running `Command { std: "docker" "start" "-a" "800ad7f2dfafef45c78bac12955836f3a1409be4f955f6c3477b6fb3422411fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "800ad7f2dfafef45c78bac12955836f3a1409be4f955f6c3477b6fb3422411fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800ad7f2dfafef45c78bac12955836f3a1409be4f955f6c3477b6fb3422411fb", kill_on_drop: false }`
[INFO] [stdout] 800ad7f2dfafef45c78bac12955836f3a1409be4f955f6c3477b6fb3422411fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae43ecdaea98a9f696541a9d66d0f5c05d0b78c659bc68ad583808ed48858ccf
[INFO] running `Command { std: "docker" "start" "-a" "ae43ecdaea98a9f696541a9d66d0f5c05d0b78c659bc68ad583808ed48858ccf", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking scroll v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling scroll_derive v0.7.0
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]     Checking goblin v0.0.11
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking serde_json v1.0.19
[INFO] [stderr]     Checking rumipsem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:490:17
[INFO] [stdout]     |
[INFO] [stdout] 490 |             let mut link;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:491:17
[INFO] [stdout]     |
[INFO] [stdout] 491 |             let mut inst;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:490:17
[INFO] [stdout]     |
[INFO] [stdout] 490 |             let mut link;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:491:17
[INFO] [stdout]     |
[INFO] [stdout] 491 |             let mut inst;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:329:25
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let mut oldsigaction = self.sigactions.insert(
[INFO] [stdout]     |                         ----^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:657:25
[INFO] [stdout]     |
[INFO] [stdout] 657 |                     let mut iovec = translate_iovec_libc(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:678:25
[INFO] [stdout]     |
[INFO] [stdout] 678 |                     let mut iovec = translate_iovec(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:691:33
[INFO] [stdout]     |
[INFO] [stdout] 691 | ...                   let mut already_written = 0;
[INFO] [stdout]     |                           ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:737:25
[INFO] [stdout]     |
[INFO] [stdout] 737 |                     let mut result = unsafe { ::libc::lseek(fd as i32, offset, whence as i32) };
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:884:17
[INFO] [stdout]     |
[INFO] [stdout] 884 |             let mut flags = translate_signal_flags(sigact.sa_flags);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FlowChangeImmediate` is never constructed
[INFO] [stdout]   --> src/cpu/event.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum CPUEvent {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RETURN_ADDRESS` is never used
[INFO] [stdout]   --> src/cpu/registers.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const RETURN_ADDRESS: u32 = 31;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_instruction_number` and `disable_trace_checking` are never used
[INFO] [stdout]    --> src/cpu/watchdog.rs:43:12
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl Watchdog {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub fn get_instruction_number(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn disable_trace_checking(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/cpu/instructions_constants.rs:114:37
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}."),
[INFO] [stdout]     |                                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}.", ...),
[INFO] [stdout]     |                                             +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("{}", "Unknown opcode {:06b}."),
[INFO] [stdout]     |                     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:329:25
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let mut oldsigaction = self.sigactions.insert(
[INFO] [stdout]     |                         ----^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:657:25
[INFO] [stdout]     |
[INFO] [stdout] 657 |                     let mut iovec = translate_iovec_libc(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:678:25
[INFO] [stdout]     |
[INFO] [stdout] 678 |                     let mut iovec = translate_iovec(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:691:33
[INFO] [stdout]     |
[INFO] [stdout] 691 | ...                   let mut already_written = 0;
[INFO] [stdout]     |                           ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:737:25
[INFO] [stdout]     |
[INFO] [stdout] 737 |                     let mut result = unsafe { ::libc::lseek(fd as i32, offset, whence as i32) };
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:884:17
[INFO] [stdout]     |
[INFO] [stdout] 884 |             let mut flags = translate_signal_flags(sigact.sa_flags);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FlowChangeImmediate` is never constructed
[INFO] [stdout]   --> src/cpu/event.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum CPUEvent {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RETURN_ADDRESS` is never used
[INFO] [stdout]   --> src/cpu/registers.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const RETURN_ADDRESS: u32 = 31;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_instruction_number` and `disable_trace_checking` are never used
[INFO] [stdout]    --> src/cpu/watchdog.rs:43:12
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl Watchdog {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub fn get_instruction_number(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn disable_trace_checking(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/cpu/instructions_constants.rs:114:37
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}."),
[INFO] [stdout]     |                                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}.", ...),
[INFO] [stdout]     |                                             +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("{}", "Unknown opcode {:06b}."),
[INFO] [stdout]     |                     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "ae43ecdaea98a9f696541a9d66d0f5c05d0b78c659bc68ad583808ed48858ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae43ecdaea98a9f696541a9d66d0f5c05d0b78c659bc68ad583808ed48858ccf", kill_on_drop: false }`
[INFO] [stdout] ae43ecdaea98a9f696541a9d66d0f5c05d0b78c659bc68ad583808ed48858ccf
[INFO] checking vakabus/rumipsem against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvakabus%2Frumipsem" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vakabus/rumipsem on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vakabus/rumipsem
[INFO] finished tweaking git repo https://github.com/vakabus/rumipsem
[INFO] tweaked toml for git repo https://github.com/vakabus/rumipsem written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vakabus/rumipsem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aab83a4a3f8c5510420b55c076d98a047e6ad6dc23efafdbf2bf1156f5a2fafc
[INFO] running `Command { std: "docker" "start" "-a" "aab83a4a3f8c5510420b55c076d98a047e6ad6dc23efafdbf2bf1156f5a2fafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aab83a4a3f8c5510420b55c076d98a047e6ad6dc23efafdbf2bf1156f5a2fafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab83a4a3f8c5510420b55c076d98a047e6ad6dc23efafdbf2bf1156f5a2fafc", kill_on_drop: false }`
[INFO] [stdout] aab83a4a3f8c5510420b55c076d98a047e6ad6dc23efafdbf2bf1156f5a2fafc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dnon_local_definitions" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c6b54e236e41afd8ad68eae1a405d2b0d879d41aac82e6a364b15d781aedfdf
[INFO] running `Command { std: "docker" "start" "-a" "1c6b54e236e41afd8ad68eae1a405d2b0d879d41aac82e6a364b15d781aedfdf", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking scroll v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]    Compiling scroll_derive v0.7.0
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking goblin v0.0.11
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking serde_json v1.0.19
[INFO] [stderr]     Checking rumipsem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:490:17
[INFO] [stdout]     |
[INFO] [stdout] 490 |             let mut link;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:491:17
[INFO] [stdout]     |
[INFO] [stdout] 491 |             let mut inst;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:490:17
[INFO] [stdout]     |
[INFO] [stdout] 490 |             let mut link;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/instructions.rs:491:17
[INFO] [stdout]     |
[INFO] [stdout] 491 |             let mut inst;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:329:25
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let mut oldsigaction = self.sigactions.insert(
[INFO] [stdout]     |                         ----^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:657:25
[INFO] [stdout]     |
[INFO] [stdout] 657 |                     let mut iovec = translate_iovec_libc(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:678:25
[INFO] [stdout]     |
[INFO] [stdout] 678 |                     let mut iovec = translate_iovec(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:691:33
[INFO] [stdout]     |
[INFO] [stdout] 691 | ...                   let mut already_written = 0;
[INFO] [stdout]     |                           ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:737:25
[INFO] [stdout]     |
[INFO] [stdout] 737 |                     let mut result = unsafe { ::libc::lseek(fd as i32, offset, whence as i32) };
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:884:17
[INFO] [stdout]     |
[INFO] [stdout] 884 |             let mut flags = translate_signal_flags(sigact.sa_flags);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:329:25
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let mut oldsigaction = self.sigactions.insert(
[INFO] [stdout]     |                         ----^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:657:25
[INFO] [stdout]     |
[INFO] [stdout] 657 |                     let mut iovec = translate_iovec_libc(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:678:25
[INFO] [stdout]     |
[INFO] [stdout] 678 |                     let mut iovec = translate_iovec(arg2, arg3, memory);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:691:33
[INFO] [stdout]     |
[INFO] [stdout] 691 | ...                   let mut already_written = 0;
[INFO] [stdout]     |                           ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:737:25
[INFO] [stdout]     |
[INFO] [stdout] 737 |                     let mut result = unsafe { ::libc::lseek(fd as i32, offset, whence as i32) };
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syscalls.rs:884:17
[INFO] [stdout]     |
[INFO] [stdout] 884 |             let mut flags = translate_signal_flags(sigact.sa_flags);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FlowChangeImmediate` is never constructed
[INFO] [stdout]   --> src/cpu/event.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum CPUEvent {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RETURN_ADDRESS` is never used
[INFO] [stdout]   --> src/cpu/registers.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const RETURN_ADDRESS: u32 = 31;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_instruction_number` and `disable_trace_checking` are never used
[INFO] [stdout]    --> src/cpu/watchdog.rs:43:12
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl Watchdog {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub fn get_instruction_number(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn disable_trace_checking(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]    --> src/cpu/watchdog.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 | #[derive(Deserialize)]
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_InstructionRecord`
[INFO] [stdout]     = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]     = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]     = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]     = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/cpu/instructions_constants.rs:114:37
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}."),
[INFO] [stdout]     |                                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}.", ...),
[INFO] [stdout]     |                                             +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("{}", "Unknown opcode {:06b}."),
[INFO] [stdout]     |                     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FlowChangeImmediate` is never constructed
[INFO] [stdout]   --> src/cpu/event.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum CPUEvent {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RETURN_ADDRESS` is never used
[INFO] [stdout]   --> src/cpu/registers.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const RETURN_ADDRESS: u32 = 31;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_instruction_number` and `disable_trace_checking` are never used
[INFO] [stdout]    --> src/cpu/watchdog.rs:43:12
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl Watchdog {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub fn get_instruction_number(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn disable_trace_checking(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]    --> src/cpu/watchdog.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 | #[derive(Deserialize)]
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_InstructionRecord`
[INFO] [stdout]     = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]     = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]     = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]     = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/cpu/instructions_constants.rs:114:37
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}."),
[INFO] [stdout]     |                                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("Unknown opcode {:06b}.", ...),
[INFO] [stdout]     |                                             +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 114 |         _ => panic!("{}", "Unknown opcode {:06b}."),
[INFO] [stdout]     |                     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rumipsem` (bin "rumipsem") due to 2 previous errors; 12 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rumipsem` (bin "rumipsem" test) due to 2 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1c6b54e236e41afd8ad68eae1a405d2b0d879d41aac82e6a364b15d781aedfdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6b54e236e41afd8ad68eae1a405d2b0d879d41aac82e6a364b15d781aedfdf", kill_on_drop: false }`
[INFO] [stdout] 1c6b54e236e41afd8ad68eae1a405d2b0d879d41aac82e6a364b15d781aedfdf
