[INFO] fetching crate smallbigint 1.1.0...
[INFO] testing smallbigint-1.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate smallbigint 1.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate smallbigint 1.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smallbigint 1.1.0
[INFO] finished tweaking crates.io crate smallbigint 1.1.0
[INFO] tweaked toml for crates.io crate smallbigint 1.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate smallbigint 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fd6eff28fa692ff7fff8dedbf98d5a00beddb2e2403a6a86d02bc8c97bad2dc
[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" "6fd6eff28fa692ff7fff8dedbf98d5a00beddb2e2403a6a86d02bc8c97bad2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fd6eff28fa692ff7fff8dedbf98d5a00beddb2e2403a6a86d02bc8c97bad2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd6eff28fa692ff7fff8dedbf98d5a00beddb2e2403a6a86d02bc8c97bad2dc", kill_on_drop: false }`
[INFO] [stdout] 6fd6eff28fa692ff7fff8dedbf98d5a00beddb2e2403a6a86d02bc8c97bad2dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b7d4dfc5528231661a9b77babeeaad046c90dd777e49f89243d95c4f744e96c
[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" "1b7d4dfc5528231661a9b77babeeaad046c90dd777e49f89243d95c4f744e96c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling smallbigint v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.83s
[INFO] running `Command { std: "docker" "inspect" "1b7d4dfc5528231661a9b77babeeaad046c90dd777e49f89243d95c4f744e96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7d4dfc5528231661a9b77babeeaad046c90dd777e49f89243d95c4f744e96c", kill_on_drop: false }`
[INFO] [stdout] 1b7d4dfc5528231661a9b77babeeaad046c90dd777e49f89243d95c4f744e96c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e15e81c84cd5d3d10df99a11e60f2a8b770bcb729f45fecf9970455baf76e3a
[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" "7e15e81c84cd5d3d10df99a11e60f2a8b770bcb729f45fecf9970455baf76e3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling smallbigint v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.58s
[INFO] running `Command { std: "docker" "inspect" "7e15e81c84cd5d3d10df99a11e60f2a8b770bcb729f45fecf9970455baf76e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e15e81c84cd5d3d10df99a11e60f2a8b770bcb729f45fecf9970455baf76e3a", kill_on_drop: false }`
[INFO] [stdout] 7e15e81c84cd5d3d10df99a11e60f2a8b770bcb729f45fecf9970455baf76e3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a376bcf130a49368975149fa2fa0bcd31f5470361d5ccc07e8f9f8302a7d3c92
[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" "a376bcf130a49368975149fa2fa0bcd31f5470361d5ccc07e8f9f8302a7d3c92", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smallbigint-ce26fd5a0ecc177d
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests smallbigint
[INFO] [stdout] test test::test_signed ... ok
[INFO] [stdout] test test::test_unsigned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Int::cow_big (line 226) ... ok
[INFO] [stdout] test src/lib.rs - Uint::cow_big (line 147) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a376bcf130a49368975149fa2fa0bcd31f5470361d5ccc07e8f9f8302a7d3c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a376bcf130a49368975149fa2fa0bcd31f5470361d5ccc07e8f9f8302a7d3c92", kill_on_drop: false }`
[INFO] [stdout] a376bcf130a49368975149fa2fa0bcd31f5470361d5ccc07e8f9f8302a7d3c92