[INFO] fetching crate collatz_rust 0.2.0...
[INFO] testing collatz_rust-0.2.0 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[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 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b8937c8a487e360c4d6bdfcf7fc0227d29946e6dcec09b2db1f2aa4d6c16a16
[INFO] running `Command { std: "docker" "start" "-a" "5b8937c8a487e360c4d6bdfcf7fc0227d29946e6dcec09b2db1f2aa4d6c16a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b8937c8a487e360c4d6bdfcf7fc0227d29946e6dcec09b2db1f2aa4d6c16a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b8937c8a487e360c4d6bdfcf7fc0227d29946e6dcec09b2db1f2aa4d6c16a16", kill_on_drop: false }`
[INFO] [stdout] 5b8937c8a487e360c4d6bdfcf7fc0227d29946e6dcec09b2db1f2aa4d6c16a16
[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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061af1086b18db24c4e4a38b7a14175268d7e29f1cb6343847e5738387552c06
[INFO] running `Command { std: "docker" "start" "-a" "061af1086b18db24c4e4a38b7a14175268d7e29f1cb6343847e5738387552c06", 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 az v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[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 num-traits v0.2.19
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling rug v1.26.1
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[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 clap v2.34.0
[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 structopt v0.3.26
[INFO] [stderr]    Compiling env_logger v0.10.2
[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 4m 16s
[INFO] running `Command { std: "docker" "inspect" "061af1086b18db24c4e4a38b7a14175268d7e29f1cb6343847e5738387552c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061af1086b18db24c4e4a38b7a14175268d7e29f1cb6343847e5738387552c06", kill_on_drop: false }`
[INFO] [stdout] 061af1086b18db24c4e4a38b7a14175268d7e29f1cb6343847e5738387552c06
[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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0cb74dbf0ed11f1f1158a03a47f10c447950e4fd99b93b191a7a005d3b5b5b8
[INFO] running `Command { std: "docker" "start" "-a" "b0cb74dbf0ed11f1f1158a03a47f10c447950e4fd99b93b191a7a005d3b5b5b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.37
[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 4.64s
[INFO] running `Command { std: "docker" "inspect" "b0cb74dbf0ed11f1f1158a03a47f10c447950e4fd99b93b191a7a005d3b5b5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0cb74dbf0ed11f1f1158a03a47f10c447950e4fd99b93b191a7a005d3b5b5b8", kill_on_drop: false }`
[INFO] [stdout] b0cb74dbf0ed11f1f1158a03a47f10c447950e4fd99b93b191a7a005d3b5b5b8
[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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fad06e56e485c75ee394e315102e0c9d8233693a138c36d3e442d0518d3eb227
[INFO] running `Command { std: "docker" "start" "-a" "fad06e56e485c75ee394e315102e0c9d8233693a138c36d3e442d0518d3eb227", 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_collatz_step ... ok
[INFO] [stdout] test collatz::tests::test_extended_collatz ... ok
[INFO] [stdout] test parse::tests::test_args_parse ... 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 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fad06e56e485c75ee394e315102e0c9d8233693a138c36d3e442d0518d3eb227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad06e56e485c75ee394e315102e0c9d8233693a138c36d3e442d0518d3eb227", kill_on_drop: false }`
[INFO] [stdout] fad06e56e485c75ee394e315102e0c9d8233693a138c36d3e442d0518d3eb227