[INFO] fetching crate safeR 0.1.4...
[INFO] testing safeR-0.1.4 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate safeR 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate safeR 0.1.4
[INFO] finished tweaking crates.io crate safeR 0.1.4
[INFO] tweaked toml for crates.io crate safeR 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safeR 0.1.4 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate safeR 0.1.4 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.3.5
[INFO] [stderr]   Downloaded socket2 v0.5.5
[INFO] [stderr]   Downloaded indicatif v0.17.8
[INFO] [stderr]   Downloaded tokio-macros v2.2.0
[INFO] [stderr]   Downloaded portable-atomic v1.6.0
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded anstream v0.6.11
[INFO] [stderr]   Downloaded tokio v1.36.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe5799f412bbddeb3ea61ec91152b7ffb2842920f7f28af3061591b2c8e90b67
[INFO] running `Command { std: "docker" "start" "-a" "fe5799f412bbddeb3ea61ec91152b7ffb2842920f7f28af3061591b2c8e90b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe5799f412bbddeb3ea61ec91152b7ffb2842920f7f28af3061591b2c8e90b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5799f412bbddeb3ea61ec91152b7ffb2842920f7f28af3061591b2c8e90b67", kill_on_drop: false }`
[INFO] [stdout] fe5799f412bbddeb3ea61ec91152b7ffb2842920f7f28af3061591b2c8e90b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 201b853287ad213a0a93beb56f608d286408c1220aa245a4be1b630b50ab76bc
[INFO] running `Command { std: "docker" "start" "-a" "201b853287ad213a0a93beb56f608d286408c1220aa245a4be1b630b50ab76bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling strsim v0.11.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling aead v0.5.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling poly1305 v0.8.0
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling indicatif v0.17.8
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling chacha20poly1305 v0.10.1
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling env_logger v0.11.3
[INFO] [stderr]    Compiling clap v4.5.2
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling safeR v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `command`
[INFO] [stdout]  --> src/args.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{command, Parser};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.83s
[INFO] running `Command { std: "docker" "inspect" "201b853287ad213a0a93beb56f608d286408c1220aa245a4be1b630b50ab76bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201b853287ad213a0a93beb56f608d286408c1220aa245a4be1b630b50ab76bc", kill_on_drop: false }`
[INFO] [stdout] 201b853287ad213a0a93beb56f608d286408c1220aa245a4be1b630b50ab76bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86e6271fe9a4cda7415316ccf2f67c81c6531171f79445b0b5fb49613d627730
[INFO] running `Command { std: "docker" "start" "-a" "86e6271fe9a4cda7415316ccf2f67c81c6531171f79445b0b5fb49613d627730", kill_on_drop: false }`
[INFO] [stderr]    Compiling safeR v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `command`
[INFO] [stdout]  --> src/args.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{command, Parser};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "86e6271fe9a4cda7415316ccf2f67c81c6531171f79445b0b5fb49613d627730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e6271fe9a4cda7415316ccf2f67c81c6531171f79445b0b5fb49613d627730", kill_on_drop: false }`
[INFO] [stdout] 86e6271fe9a4cda7415316ccf2f67c81c6531171f79445b0b5fb49613d627730
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d2bb64acad453739a35e8eef5d95af4dbcdd94e786fdd326ead244d07b5c4aa
[INFO] running `Command { std: "docker" "start" "-a" "9d2bb64acad453739a35e8eef5d95af4dbcdd94e786fdd326ead244d07b5c4aa", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `command`
[INFO] [stderr]  --> src/args.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use clap::{command, Parser};
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `safeR` (bin "safeR" test) generated 1 warning (run `cargo fix --bin "safeR" -p safeR --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/safeR-a0993fa99d69a6c7)
[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" "9d2bb64acad453739a35e8eef5d95af4dbcdd94e786fdd326ead244d07b5c4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2bb64acad453739a35e8eef5d95af4dbcdd94e786fdd326ead244d07b5c4aa", kill_on_drop: false }`
[INFO] [stdout] 9d2bb64acad453739a35e8eef5d95af4dbcdd94e786fdd326ead244d07b5c4aa
