[INFO] fetching crate signpost 0.1.0...
[INFO] testing signpost-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate signpost 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate signpost 0.1.0
[INFO] finished tweaking crates.io crate signpost 0.1.0
[INFO] tweaked toml for crates.io crate signpost 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate signpost 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 477aebbe361576b2ac221f2d12a62894d873847a007955e31ea80e8479458aed
[INFO] running `Command { std: "docker" "start" "-a" "477aebbe361576b2ac221f2d12a62894d873847a007955e31ea80e8479458aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "477aebbe361576b2ac221f2d12a62894d873847a007955e31ea80e8479458aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477aebbe361576b2ac221f2d12a62894d873847a007955e31ea80e8479458aed", kill_on_drop: false }`
[INFO] [stdout] 477aebbe361576b2ac221f2d12a62894d873847a007955e31ea80e8479458aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 108e6e79591644ed0a74259059cd841bae70aeb7a4358d77c9836eef5d7971cc
[INFO] running `Command { std: "docker" "start" "-a" "108e6e79591644ed0a74259059cd841bae70aeb7a4358d77c9836eef5d7971cc", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling signpost v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:77:14
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "108e6e79591644ed0a74259059cd841bae70aeb7a4358d77c9836eef5d7971cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108e6e79591644ed0a74259059cd841bae70aeb7a4358d77c9836eef5d7971cc", kill_on_drop: false }`
[INFO] [stdout] 108e6e79591644ed0a74259059cd841bae70aeb7a4358d77c9836eef5d7971cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe3b6a4fb42f69d27972135856070e1f37ddc01aa6b74c644023bc6bf28341c0
[INFO] running `Command { std: "docker" "start" "-a" "fe3b6a4fb42f69d27972135856070e1f37ddc01aa6b74c644023bc6bf28341c0", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:77:14
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling signpost v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]   --> src/lib.rs:77:14
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "fe3b6a4fb42f69d27972135856070e1f37ddc01aa6b74c644023bc6bf28341c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3b6a4fb42f69d27972135856070e1f37ddc01aa6b74c644023bc6bf28341c0", kill_on_drop: false }`
[INFO] [stdout] fe3b6a4fb42f69d27972135856070e1f37ddc01aa6b74c644023bc6bf28341c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3c919f3fcc1b9a22313163cec4142ef9cb388d5f75350225969372e5f969c5d
[INFO] running `Command { std: "docker" "start" "-a" "e3c919f3fcc1b9a22313163cec4142ef9cb388d5f75350225969372e5f969c5d", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]   --> src/lib.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stderr]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/lib.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub fn start(code: u32, args: &[usize; 4]) {}
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]   --> src/lib.rs:75:12
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stderr]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/lib.rs:75:23
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub fn end(code: u32, args: &[usize; 4]) {}
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]   --> src/lib.rs:77:14
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stderr]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/lib.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn trace(code: u32, args: &[usize; 4]) {}
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: `signpost` (lib) generated 6 warnings (run `cargo fix --lib -p signpost` to apply 6 suggestions)
[INFO] [stderr] warning: `signpost` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signpost-f075252c27a87742)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests signpost
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3c919f3fcc1b9a22313163cec4142ef9cb388d5f75350225969372e5f969c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c919f3fcc1b9a22313163cec4142ef9cb388d5f75350225969372e5f969c5d", kill_on_drop: false }`
[INFO] [stdout] e3c919f3fcc1b9a22313163cec4142ef9cb388d5f75350225969372e5f969c5d