[INFO] cloning repository https://github.com/Srjkaa/web-gcd-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Srjkaa/web-gcd-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrjkaa%2Fweb-gcd-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrjkaa%2Fweb-gcd-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6f5d52d69d67a1e1cda9f90934b8f19e6c2546d
[INFO] testing Srjkaa/web-gcd-calculator against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrjkaa%2Fweb-gcd-calculator" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Srjkaa/web-gcd-calculator 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/Srjkaa/web-gcd-calculator
[INFO] finished tweaking git repo https://github.com/Srjkaa/web-gcd-calculator
[INFO] tweaked toml for git repo https://github.com/Srjkaa/web-gcd-calculator written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Srjkaa/web-gcd-calculator 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 34442d37f9844dc6e974022013a56e6a95a233f577e823d22ae5f74b743e3ef5
[INFO] running `Command { std: "docker" "start" "-a" "34442d37f9844dc6e974022013a56e6a95a233f577e823d22ae5f74b743e3ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34442d37f9844dc6e974022013a56e6a95a233f577e823d22ae5f74b743e3ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34442d37f9844dc6e974022013a56e6a95a233f577e823d22ae5f74b743e3ef5", kill_on_drop: false }`
[INFO] [stdout] 34442d37f9844dc6e974022013a56e6a95a233f577e823d22ae5f74b743e3ef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e602416b9618248a6a12c5f25d27132c0c36e9dffa655d142dc14f3e92cc7132
[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" "e602416b9618248a6a12c5f25d27132c0c36e9dffa655d142dc14f3e92cc7132", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling smallvec v0.6.11
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling iron v0.5.1
[INFO] [stderr]    Compiling persistent v0.3.0
[INFO] [stderr]    Compiling router v0.5.1
[INFO] [stderr]    Compiling bodyparser v0.5.0
[INFO] [stderr]    Compiling urlencoded v0.5.0
[INFO] [stderr]    Compiling web-gcd-calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.08s
[INFO] running `Command { std: "docker" "inspect" "e602416b9618248a6a12c5f25d27132c0c36e9dffa655d142dc14f3e92cc7132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e602416b9618248a6a12c5f25d27132c0c36e9dffa655d142dc14f3e92cc7132", kill_on_drop: false }`
[INFO] [stdout] e602416b9618248a6a12c5f25d27132c0c36e9dffa655d142dc14f3e92cc7132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] b05ef74f80b3d774774a0b6e64a5dd39c1558d010092a605bfec46417f62d3a6
[INFO] running `Command { std: "docker" "start" "-a" "b05ef74f80b3d774774a0b6e64a5dd39c1558d010092a605bfec46417f62d3a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling web-gcd-calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "b05ef74f80b3d774774a0b6e64a5dd39c1558d010092a605bfec46417f62d3a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05ef74f80b3d774774a0b6e64a5dd39c1558d010092a605bfec46417f62d3a6", kill_on_drop: false }`
[INFO] [stdout] b05ef74f80b3d774774a0b6e64a5dd39c1558d010092a605bfec46417f62d3a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 33efc525a9c15f3c2f762832d3effa2cb574f8eff5c2d597521783227a53fea3
[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" "33efc525a9c15f3c2f762832d3effa2cb574f8eff5c2d597521783227a53fea3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/web_gcd_calculator-b1e6e75dbb4bcfe8)
[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" "33efc525a9c15f3c2f762832d3effa2cb574f8eff5c2d597521783227a53fea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33efc525a9c15f3c2f762832d3effa2cb574f8eff5c2d597521783227a53fea3", kill_on_drop: false }`
[INFO] [stdout] 33efc525a9c15f3c2f762832d3effa2cb574f8eff5c2d597521783227a53fea3