[INFO] fetching crate clamp 0.1.0...
[INFO] testing clamp-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate clamp 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate clamp 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clamp 0.1.0
[INFO] finished tweaking crates.io crate clamp 0.1.0
[INFO] tweaked toml for crates.io crate clamp 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "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] 63d9d2992bfe4cd85b40b953374bb6f3212db445865740a0429adceef2d5cf36
[INFO] running `Command { std: "docker" "start" "-a" "63d9d2992bfe4cd85b40b953374bb6f3212db445865740a0429adceef2d5cf36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63d9d2992bfe4cd85b40b953374bb6f3212db445865740a0429adceef2d5cf36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d9d2992bfe4cd85b40b953374bb6f3212db445865740a0429adceef2d5cf36", kill_on_drop: false }`
[INFO] [stdout] 63d9d2992bfe4cd85b40b953374bb6f3212db445865740a0429adceef2d5cf36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "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] 9a5d2898fecf411c1c92aded05b33d35b591f5466733b7f37222de3bdd6f2ef1
[INFO] running `Command { std: "docker" "start" "-a" "9a5d2898fecf411c1c92aded05b33d35b591f5466733b7f37222de3bdd6f2ef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling clamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "9a5d2898fecf411c1c92aded05b33d35b591f5466733b7f37222de3bdd6f2ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5d2898fecf411c1c92aded05b33d35b591f5466733b7f37222de3bdd6f2ef1", kill_on_drop: false }`
[INFO] [stdout] 9a5d2898fecf411c1c92aded05b33d35b591f5466733b7f37222de3bdd6f2ef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37f0c944ee5fbe2f7fea0eb48769dc413ac39aa2ac1faeada70972d133b58547
[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" "37f0c944ee5fbe2f7fea0eb48769dc413ac39aa2ac1faeada70972d133b58547", kill_on_drop: false }`
[INFO] [stderr]    Compiling clamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "37f0c944ee5fbe2f7fea0eb48769dc413ac39aa2ac1faeada70972d133b58547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f0c944ee5fbe2f7fea0eb48769dc413ac39aa2ac1faeada70972d133b58547", kill_on_drop: false }`
[INFO] [stdout] 37f0c944ee5fbe2f7fea0eb48769dc413ac39aa2ac1faeada70972d133b58547
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen", 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] fae4f2d104b2e7cfab0e32375b5104e9ffad2a294131729854818f4e1ecb8cb9
[INFO] running `Command { std: "docker" "start" "-a" "fae4f2d104b2e7cfab0e32375b5104e9ffad2a294131729854818f4e1ecb8cb9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clamp-29c24a6aa304bf22)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests clamp
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "fae4f2d104b2e7cfab0e32375b5104e9ffad2a294131729854818f4e1ecb8cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae4f2d104b2e7cfab0e32375b5104e9ffad2a294131729854818f4e1ecb8cb9", kill_on_drop: false }`
[INFO] [stdout] fae4f2d104b2e7cfab0e32375b5104e9ffad2a294131729854818f4e1ecb8cb9