[INFO] fetching crate collatz_rust 0.2.0...
[INFO] testing collatz_rust-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] extracting crate collatz_rust 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate collatz_rust 0.2.0
[INFO] finished tweaking crates.io crate collatz_rust 0.2.0
[INFO] tweaked toml for crates.io crate collatz_rust 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate collatz_rust 0.2.0 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] crate crates.io crate collatz_rust 0.2.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] bf6b4c676dd34408e7a0814c2ff8a87a2323b6269057fa67c439f9e5593a9dcb
[INFO] running `Command { std: "docker" "start" "-a" "bf6b4c676dd34408e7a0814c2ff8a87a2323b6269057fa67c439f9e5593a9dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6b4c676dd34408e7a0814c2ff8a87a2323b6269057fa67c439f9e5593a9dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6b4c676dd34408e7a0814c2ff8a87a2323b6269057fa67c439f9e5593a9dcb", kill_on_drop: false }`
[INFO] [stdout] bf6b4c676dd34408e7a0814c2ff8a87a2323b6269057fa67c439f9e5593a9dcb
[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] 09ae9d47bea777d9a01bf889056361cc1a4c4a0bed3788eab712b4745a34de62
[INFO] running `Command { std: "docker" "start" "-a" "09ae9d47bea777d9a01bf889056361cc1a4c4a0bed3788eab712b4745a34de62", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.4
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling rug v1.26.1
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling regex v1.11.0
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling collatz_rust v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 04s
[INFO] running `Command { std: "docker" "inspect" "09ae9d47bea777d9a01bf889056361cc1a4c4a0bed3788eab712b4745a34de62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09ae9d47bea777d9a01bf889056361cc1a4c4a0bed3788eab712b4745a34de62", kill_on_drop: false }`
[INFO] [stdout] 09ae9d47bea777d9a01bf889056361cc1a4c4a0bed3788eab712b4745a34de62
[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] 22f117bf91defd75826a9b8d3cfa22847b1da0996b4d97b227a5b05f9374bd14
[INFO] running `Command { std: "docker" "start" "-a" "22f117bf91defd75826a9b8d3cfa22847b1da0996b4d97b227a5b05f9374bd14", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling once_cell v1.20.1
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling tempfile v3.13.0
[INFO] [stderr]    Compiling collatz_rust v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "22f117bf91defd75826a9b8d3cfa22847b1da0996b4d97b227a5b05f9374bd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f117bf91defd75826a9b8d3cfa22847b1da0996b4d97b227a5b05f9374bd14", kill_on_drop: false }`
[INFO] [stdout] 22f117bf91defd75826a9b8d3cfa22847b1da0996b4d97b227a5b05f9374bd14
[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] a9193e527d337a1de5aae267bca588c1e34668af9c126f4398d1d8c3081f32d9
[INFO] running `Command { std: "docker" "start" "-a" "a9193e527d337a1de5aae267bca588c1e34668af9c126f4398d1d8c3081f32d9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/collatz_rust-90d9a12cdce0a769)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test collatz::tests::test_extended_collatz ... ok
[INFO] [stdout] test parse::tests::test_args_parse ... ok
[INFO] [stdout] test collatz::tests::test_collatz_step ... ok
[INFO] [stdout] test write::tests::test_write_table ... ok
[INFO] [stdout] test write::tests::test_write_cycle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9193e527d337a1de5aae267bca588c1e34668af9c126f4398d1d8c3081f32d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9193e527d337a1de5aae267bca588c1e34668af9c126f4398d1d8c3081f32d9", kill_on_drop: false }`
[INFO] [stdout] a9193e527d337a1de5aae267bca588c1e34668af9c126f4398d1d8c3081f32d9