[INFO] cloning repository https://github.com/jzw2/rust-calculator-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jzw2/rust-calculator-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzw2%2Frust-calculator-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzw2%2Frust-calculator-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cce50fa97bd3caeccc39592f8fec90fe6d2263b9
[INFO] testing jzw2/rust-calculator-2 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzw2%2Frust-calculator-2" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jzw2/rust-calculator-2 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/jzw2/rust-calculator-2
[INFO] finished tweaking git repo https://github.com/jzw2/rust-calculator-2
[INFO] tweaked toml for git repo https://github.com/jzw2/rust-calculator-2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jzw2/rust-calculator-2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b7ad5ca33675ab47326a2c557ccb52f6e0680f1067b39f3e7717f2823536337
[INFO] running `Command { std: "docker" "start" "-a" "6b7ad5ca33675ab47326a2c557ccb52f6e0680f1067b39f3e7717f2823536337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b7ad5ca33675ab47326a2c557ccb52f6e0680f1067b39f3e7717f2823536337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7ad5ca33675ab47326a2c557ccb52f6e0680f1067b39f3e7717f2823536337", kill_on_drop: false }`
[INFO] [stdout] 6b7ad5ca33675ab47326a2c557ccb52f6e0680f1067b39f3e7717f2823536337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 51e6ec390719d3e85f5aa10f836bf4597f67848c7726b5c05ea4c2d2ac8e4a07
[INFO] running `Command { std: "docker" "start" "-a" "51e6ec390719d3e85f5aa10f836bf4597f67848c7726b5c05ea4c2d2ac8e4a07", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "51e6ec390719d3e85f5aa10f836bf4597f67848c7726b5c05ea4c2d2ac8e4a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e6ec390719d3e85f5aa10f836bf4597f67848c7726b5c05ea4c2d2ac8e4a07", kill_on_drop: false }`
[INFO] [stdout] 51e6ec390719d3e85f5aa10f836bf4597f67848c7726b5c05ea4c2d2ac8e4a07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f47938fe3bc3cd7745a010205f9697f965986ec044b5b641a3222b66c1638ffe
[INFO] running `Command { std: "docker" "start" "-a" "f47938fe3bc3cd7745a010205f9697f965986ec044b5b641a3222b66c1638ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "f47938fe3bc3cd7745a010205f9697f965986ec044b5b641a3222b66c1638ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f47938fe3bc3cd7745a010205f9697f965986ec044b5b641a3222b66c1638ffe", kill_on_drop: false }`
[INFO] [stdout] f47938fe3bc3cd7745a010205f9697f965986ec044b5b641a3222b66c1638ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] da5bd44789895deabcc645c1f17a9c2153caab3d086b3bdaeae299451669e3c3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da5bd44789895deabcc645c1f17a9c2153caab3d086b3bdaeae299451669e3c3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calculator-c3bdeb42dbf0039f)
[INFO] [stdout] test tests::eval_one_plus_one ... ok
[INFO] [stdout] test tests::operator_precendence ... ok
[INFO] [stdout] test tests::parenthesis2 ... ok
[INFO] [stdout] test tests::parse_simple_val ... ok
[INFO] [stdout] test tests::subtraction ... ok
[INFO] [stdout] test tests::addition_and_subtraction ... ok
[INFO] [stdout] test tests::mult_sub_add ... ok
[INFO] [stdout] test tests::eval_single_value ... ok
[INFO] [stdout] test tests::parse_one_plus_one ... ok
[INFO] [stdout] test tests::simple_parenthesis ... ok
[INFO] [stdout] test tests::garbage_parse - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da5bd44789895deabcc645c1f17a9c2153caab3d086b3bdaeae299451669e3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5bd44789895deabcc645c1f17a9c2153caab3d086b3bdaeae299451669e3c3", kill_on_drop: false }`
[INFO] [stdout] da5bd44789895deabcc645c1f17a9c2153caab3d086b3bdaeae299451669e3c3