[INFO] fetching crate rt_proto 0.1.7...
[INFO] testing rt_proto-0.1.7 against 1.75.0 for beta-1.76-3
[INFO] extracting crate rt_proto 0.1.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rt_proto 0.1.7 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rt_proto 0.1.7
[INFO] finished tweaking crates.io crate rt_proto 0.1.7
[INFO] tweaked toml for crates.io crate rt_proto 0.1.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate rt_proto 0.1.7 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec402a77b46ad1879e3ee00883ac1ea5c15533dc0c6bea73cca8842cc673cb34
[INFO] running `Command { std: "docker" "start" "-a" "ec402a77b46ad1879e3ee00883ac1ea5c15533dc0c6bea73cca8842cc673cb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec402a77b46ad1879e3ee00883ac1ea5c15533dc0c6bea73cca8842cc673cb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec402a77b46ad1879e3ee00883ac1ea5c15533dc0c6bea73cca8842cc673cb34", kill_on_drop: false }`
[INFO] [stdout] ec402a77b46ad1879e3ee00883ac1ea5c15533dc0c6bea73cca8842cc673cb34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba7c4b412a6424b1f2bc88ee4b944f9df2782f7cbd9b7f8ef5bff2259295a0b
[INFO] running `Command { std: "docker" "start" "-a" "eba7c4b412a6424b1f2bc88ee4b944f9df2782f7cbd9b7f8ef5bff2259295a0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rt_proto v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:332:35
[INFO] [stdout]     |
[INFO] [stdout] 332 |             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout]     |                                   ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 332 -             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout] 332 +             Value::Varint(val) => val as f32  / 1000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:342:35
[INFO] [stdout]     |
[INFO] [stdout] 342 |             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout]     |                                   ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 342 -             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout] 342 +             Value::Varint(val) => val as f64  / 1000000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "eba7c4b412a6424b1f2bc88ee4b944f9df2782f7cbd9b7f8ef5bff2259295a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba7c4b412a6424b1f2bc88ee4b944f9df2782f7cbd9b7f8ef5bff2259295a0b", kill_on_drop: false }`
[INFO] [stdout] eba7c4b412a6424b1f2bc88ee4b944f9df2782f7cbd9b7f8ef5bff2259295a0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 309dea0d00a1460340730ed3e85c6fe57c38ebac585b9702663fc729e9f09c0c
[INFO] running `Command { std: "docker" "start" "-a" "309dea0d00a1460340730ed3e85c6fe57c38ebac585b9702663fc729e9f09c0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rt_proto v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:332:35
[INFO] [stdout]     |
[INFO] [stdout] 332 |             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout]     |                                   ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 332 -             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout] 332 +             Value::Varint(val) => val as f32  / 1000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:342:35
[INFO] [stdout]     |
[INFO] [stdout] 342 |             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout]     |                                   ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 342 -             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout] 342 +             Value::Varint(val) => val as f64  / 1000000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:332:35
[INFO] [stdout]     |
[INFO] [stdout] 332 |             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout]     |                                   ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 332 -             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout] 332 +             Value::Varint(val) => val as f32  / 1000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:342:35
[INFO] [stdout]     |
[INFO] [stdout] 342 |             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout]     |                                   ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 342 -             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout] 342 +             Value::Varint(val) => val as f64  / 1000000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "309dea0d00a1460340730ed3e85c6fe57c38ebac585b9702663fc729e9f09c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309dea0d00a1460340730ed3e85c6fe57c38ebac585b9702663fc729e9f09c0c", kill_on_drop: false }`
[INFO] [stdout] 309dea0d00a1460340730ed3e85c6fe57c38ebac585b9702663fc729e9f09c0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 095c7c9fc7e19bdb1f7c12d31978cfed240c56c91a5dbe5c2562c43c868170f9
[INFO] running `Command { std: "docker" "start" "-a" "095c7c9fc7e19bdb1f7c12d31978cfed240c56c91a5dbe5c2562c43c868170f9", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/values.rs:332:35
[INFO] [stderr]     |
[INFO] [stderr] 332 |             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stderr]     |                                   ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 332 -             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stderr] 332 +             Value::Varint(val) => val as f32  / 1000.0,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/values.rs:342:35
[INFO] [stderr]     |
[INFO] [stderr] 342 |             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stderr]     |                                   ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 342 -             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stderr] 342 +             Value::Varint(val) => val as f64  / 1000000.0,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rt_proto` (lib) generated 2 warnings (run `cargo fix --lib -p rt_proto` to apply 2 suggestions)
[INFO] [stderr] warning: `rt_proto` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rt_proto-80ef9526c4775637)
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-6c6be2951d25a0b2)
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_encode_float ... ok
[INFO] [stdout] test test_encode_16 ... ok
[INFO] [stdout] test test_base_proto ... ok
[INFO] [stdout] test test_encode_u8 ... ok
[INFO] [stdout] test test_encode_array_u8 ... ok
[INFO] [stdout] test test_encode_u32 ... ok
[INFO] [stdout] test test_encode_map ... ok
[INFO] [stdout] test test_encode_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rt_proto
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/values.rs:332:35
[INFO] [stderr]     |
[INFO] [stderr] 332 |             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stderr]     |                                   ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 332 -             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stderr] 332 +             Value::Varint(val) => val as f32  / 1000.0,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/values.rs:342:35
[INFO] [stderr]     |
[INFO] [stderr] 342 |             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stderr]     |                                   ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 342 -             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stderr] 342 +             Value::Varint(val) => val as f64  / 1000000.0,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[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" "095c7c9fc7e19bdb1f7c12d31978cfed240c56c91a5dbe5c2562c43c868170f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095c7c9fc7e19bdb1f7c12d31978cfed240c56c91a5dbe5c2562c43c868170f9", kill_on_drop: false }`
[INFO] [stdout] 095c7c9fc7e19bdb1f7c12d31978cfed240c56c91a5dbe5c2562c43c868170f9
[INFO] testing rt_proto-0.1.7 against beta-2024-01-09 for beta-1.76-3
[INFO] extracting crate rt_proto 0.1.7 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rt_proto 0.1.7 on toolchain beta-2024-01-09
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rt_proto 0.1.7
[INFO] finished tweaking crates.io crate rt_proto 0.1.7
[INFO] tweaked toml for crates.io crate rt_proto 0.1.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate rt_proto 0.1.7 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" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa7f836fc7566fda5cdae3bb321316b9b0d8e96845dbbe5aedff225bd74e161a
[INFO] running `Command { std: "docker" "start" "-a" "fa7f836fc7566fda5cdae3bb321316b9b0d8e96845dbbe5aedff225bd74e161a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa7f836fc7566fda5cdae3bb321316b9b0d8e96845dbbe5aedff225bd74e161a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7f836fc7566fda5cdae3bb321316b9b0d8e96845dbbe5aedff225bd74e161a", kill_on_drop: false }`
[INFO] [stdout] fa7f836fc7566fda5cdae3bb321316b9b0d8e96845dbbe5aedff225bd74e161a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c3c1258b3ae03c423b04745f9a40f116a9dc4d779aca7877627a0e290c2235c
[INFO] running `Command { std: "docker" "start" "-a" "5c3c1258b3ae03c423b04745f9a40f116a9dc4d779aca7877627a0e290c2235c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5c3c1258b3ae03c423b04745f9a40f116a9dc4d779aca7877627a0e290c2235c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3c1258b3ae03c423b04745f9a40f116a9dc4d779aca7877627a0e290c2235c", kill_on_drop: false }`
[INFO] [stdout] 5c3c1258b3ae03c423b04745f9a40f116a9dc4d779aca7877627a0e290c2235c