[INFO] cloning repository https://github.com/teunvw14/fast-factorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/teunvw14/fast-factorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteunvw14%2Ffast-factorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteunvw14%2Ffast-factorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 710759c8b6b1ab71491c1b87ef4d5cc184ccbc4d
[INFO] testing teunvw14/fast-factorial against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteunvw14%2Ffast-factorial" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/teunvw14/fast-factorial on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/teunvw14/fast-factorial
[INFO] finished tweaking git repo https://github.com/teunvw14/fast-factorial
[INFO] tweaked toml for git repo https://github.com/teunvw14/fast-factorial written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/teunvw14/fast-factorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c73c9b690fd5f2a53f3e15714352bad4f913b809f6be07ae221cf72a59a220a0
[INFO] running `Command { std: "docker" "start" "-a" "c73c9b690fd5f2a53f3e15714352bad4f913b809f6be07ae221cf72a59a220a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c73c9b690fd5f2a53f3e15714352bad4f913b809f6be07ae221cf72a59a220a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73c9b690fd5f2a53f3e15714352bad4f913b809f6be07ae221cf72a59a220a0", kill_on_drop: false }`
[INFO] [stdout] c73c9b690fd5f2a53f3e15714352bad4f913b809f6be07ae221cf72a59a220a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13d914e45176ae54d3e1dff287e4d78248051f98ccae05d873729cf0698be77a
[INFO] running `Command { std: "docker" "start" "-a" "13d914e45176ae54d3e1dff287e4d78248051f98ccae05d873729cf0698be77a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling fast_factorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.56s
[INFO] running `Command { std: "docker" "inspect" "13d914e45176ae54d3e1dff287e4d78248051f98ccae05d873729cf0698be77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d914e45176ae54d3e1dff287e4d78248051f98ccae05d873729cf0698be77a", kill_on_drop: false }`
[INFO] [stdout] 13d914e45176ae54d3e1dff287e4d78248051f98ccae05d873729cf0698be77a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51fac7b4cd6d0e973bb0914c853e22ec7e3f9505d9cd7cbcb6c01ee1a3b5bfc3
[INFO] running `Command { std: "docker" "start" "-a" "51fac7b4cd6d0e973bb0914c853e22ec7e3f9505d9cd7cbcb6c01ee1a3b5bfc3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fast_factorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.11s
[INFO] running `Command { std: "docker" "inspect" "51fac7b4cd6d0e973bb0914c853e22ec7e3f9505d9cd7cbcb6c01ee1a3b5bfc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51fac7b4cd6d0e973bb0914c853e22ec7e3f9505d9cd7cbcb6c01ee1a3b5bfc3", kill_on_drop: false }`
[INFO] [stdout] 51fac7b4cd6d0e973bb0914c853e22ec7e3f9505d9cd7cbcb6c01ee1a3b5bfc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc03f07be5d64def2e93d25cbcad5f1ce70d5481c9609df5d2dc3b3df907997e
[INFO] running `Command { std: "docker" "start" "-a" "dc03f07be5d64def2e93d25cbcad5f1ce70d5481c9609df5d2dc3b3df907997e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fast_factorial-ec5bf719896d0534)
[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" "dc03f07be5d64def2e93d25cbcad5f1ce70d5481c9609df5d2dc3b3df907997e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc03f07be5d64def2e93d25cbcad5f1ce70d5481c9609df5d2dc3b3df907997e", kill_on_drop: false }`
[INFO] [stdout] dc03f07be5d64def2e93d25cbcad5f1ce70d5481c9609df5d2dc3b3df907997e