[INFO] cloning repository https://github.com/Stupremee/rivenu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stupremee/rivenu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStupremee%2Frivenu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStupremee%2Frivenu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cda8a4c837684188294537c8defc82a41aee60eb
[INFO] checking Stupremee/rivenu against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStupremee%2Frivenu" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Stupremee/rivenu on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Stupremee/rivenu
[INFO] finished tweaking git repo https://github.com/Stupremee/rivenu
[INFO] tweaked toml for git repo https://github.com/Stupremee/rivenu written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Stupremee/rivenu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mem_storage v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb8511243d130a3d517d3c78ca94999fd661177d67cbfbe5a3ec315e8a4dba64
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb8511243d130a3d517d3c78ca94999fd661177d67cbfbe5a3ec315e8a4dba64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb8511243d130a3d517d3c78ca94999fd661177d67cbfbe5a3ec315e8a4dba64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8511243d130a3d517d3c78ca94999fd661177d67cbfbe5a3ec315e8a4dba64", kill_on_drop: false }`
[INFO] [stdout] cb8511243d130a3d517d3c78ca94999fd661177d67cbfbe5a3ec315e8a4dba64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f41e3df33a3a652f4a99f1e33f8b13f92d1b1df3d7a97cdc2dba346a970deb58
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f41e3df33a3a652f4a99f1e33f8b13f92d1b1df3d7a97cdc2dba346a970deb58", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking mem_storage v0.1.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking rivenu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pc`
[INFO] [stdout]   --> src/cpu/config.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let pc = file.ehdr.entry;
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_pc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text_section`
[INFO] [stdout]   --> src/cpu/config.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let text_section = file.get_section(".text").ok_or(ElfError::NoTextSection)?;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_text_section`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pc`
[INFO] [stdout]   --> src/cpu/config.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let pc = file.ehdr.entry;
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_pc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text_section`
[INFO] [stdout]   --> src/cpu/config.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let text_section = file.get_section(".text").ok_or(ElfError::NoTextSection)?;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_text_section`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `binary`
[INFO] [stdout]   --> src/cpu/config.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     binary: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regs`
[INFO] [stdout]   --> src/cpu/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     regs: Registers,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]   --> src/cpu/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `binary`
[INFO] [stdout]   --> src/cpu/config.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     binary: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regs`
[INFO] [stdout]   --> src/cpu/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     regs: Registers,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]   --> src/cpu/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Sv32PagetableEntry`
[INFO] [stdout]   --> src/mmu.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Sv32PagetableEntry {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_raw`
[INFO] [stdout]   --> src/mmu.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn from_raw(raw: u32) -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]   --> src/mmu.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn to_raw(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.22s
[INFO] running `Command { std: "docker" "inspect" "f41e3df33a3a652f4a99f1e33f8b13f92d1b1df3d7a97cdc2dba346a970deb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41e3df33a3a652f4a99f1e33f8b13f92d1b1df3d7a97cdc2dba346a970deb58", kill_on_drop: false }`
[INFO] [stdout] f41e3df33a3a652f4a99f1e33f8b13f92d1b1df3d7a97cdc2dba346a970deb58