[INFO] fetching crate scalc 0.2.1...
[INFO] testing scalc-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate scalc 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate scalc 0.2.1 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 scalc 0.2.1
[INFO] finished tweaking crates.io crate scalc 0.2.1
[INFO] tweaked toml for crates.io crate scalc 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] faa28b95546c3502cf6dc9934c1e224c7c12c740853e3f9193f3cf56094962f1
[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" "faa28b95546c3502cf6dc9934c1e224c7c12c740853e3f9193f3cf56094962f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faa28b95546c3502cf6dc9934c1e224c7c12c740853e3f9193f3cf56094962f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa28b95546c3502cf6dc9934c1e224c7c12c740853e3f9193f3cf56094962f1", kill_on_drop: false }`
[INFO] [stdout] faa28b95546c3502cf6dc9934c1e224c7c12c740853e3f9193f3cf56094962f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 327075fab53d23d5c15903870d49aa8f726c6705f57c3e9eb2db7543ba4436d5
[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" "327075fab53d23d5c15903870d49aa8f726c6705f57c3e9eb2db7543ba4436d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling scalc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "327075fab53d23d5c15903870d49aa8f726c6705f57c3e9eb2db7543ba4436d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327075fab53d23d5c15903870d49aa8f726c6705f57c3e9eb2db7543ba4436d5", kill_on_drop: false }`
[INFO] [stdout] 327075fab53d23d5c15903870d49aa8f726c6705f57c3e9eb2db7543ba4436d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6e91dde6b71147bf4fc450167155b2ea0772c876a2d2c7a1914fa6273249c2a8
[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" "6e91dde6b71147bf4fc450167155b2ea0772c876a2d2c7a1914fa6273249c2a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling scalc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "6e91dde6b71147bf4fc450167155b2ea0772c876a2d2c7a1914fa6273249c2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e91dde6b71147bf4fc450167155b2ea0772c876a2d2c7a1914fa6273249c2a8", kill_on_drop: false }`
[INFO] [stdout] 6e91dde6b71147bf4fc450167155b2ea0772c876a2d2c7a1914fa6273249c2a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f40b151bc0ca3809a00cf27f65ffc58c2c61d1d25d6c598377d1918f0f9472da
[INFO] running `Command { std: "docker" "start" "-a" "f40b151bc0ca3809a00cf27f65ffc58c2c61d1d25d6c598377d1918f0f9472da", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scalc-b6ce959e7d5ddb64
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::overflow_abs ... ok
[INFO] [stdout] test tests::overflow_add ... ok
[INFO] [stdout] test tests::overflow_sub ... ok
[INFO] [stderr]    Doc-tests scalc
[INFO] [stdout] test tests::overflow_div ... ok
[INFO] [stdout] test tests::test_fromstr ... ok
[INFO] [stdout] test tests::overflow_mul ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f40b151bc0ca3809a00cf27f65ffc58c2c61d1d25d6c598377d1918f0f9472da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f40b151bc0ca3809a00cf27f65ffc58c2c61d1d25d6c598377d1918f0f9472da", kill_on_drop: false }`
[INFO] [stdout] f40b151bc0ca3809a00cf27f65ffc58c2c61d1d25d6c598377d1918f0f9472da