[INFO] fetching crate hasher 0.1.3...
[INFO] testing hasher-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate hasher 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hasher 0.1.3 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 hasher 0.1.3
[INFO] finished tweaking crates.io crate hasher 0.1.3
[INFO] tweaked toml for crates.io crate hasher 0.1.3 written to /workspace/builds/worker-6/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] 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-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" "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] f7e0d61e22c541351122cc6e6d6f5ea9c480ab44d332e8499fc62d32e7b41f23
[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" "f7e0d61e22c541351122cc6e6d6f5ea9c480ab44d332e8499fc62d32e7b41f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7e0d61e22c541351122cc6e6d6f5ea9c480ab44d332e8499fc62d32e7b41f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e0d61e22c541351122cc6e6d6f5ea9c480ab44d332e8499fc62d32e7b41f23", kill_on_drop: false }`
[INFO] [stdout] f7e0d61e22c541351122cc6e6d6f5ea9c480ab44d332e8499fc62d32e7b41f23
[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" "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] 53376c5d5659bcd80409a93658edf1e30e523ac2fda7d4bee1e63f7f76723c19
[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" "53376c5d5659bcd80409a93658edf1e30e523ac2fda7d4bee1e63f7f76723c19", kill_on_drop: false }`
[INFO] [stderr]    Compiling hasher v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "53376c5d5659bcd80409a93658edf1e30e523ac2fda7d4bee1e63f7f76723c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53376c5d5659bcd80409a93658edf1e30e523ac2fda7d4bee1e63f7f76723c19", kill_on_drop: false }`
[INFO] [stdout] 53376c5d5659bcd80409a93658edf1e30e523ac2fda7d4bee1e63f7f76723c19
[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" "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] 77f2b204764ed70fe962e1af81ab163faceafdc4751d1ecc5ae27e5dfc80d169
[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" "77f2b204764ed70fe962e1af81ab163faceafdc4751d1ecc5ae27e5dfc80d169", kill_on_drop: false }`
[INFO] [stderr]    Compiling hasher v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hasher::Hasher`
[INFO] [stdout]  --> tests/test_nil_data.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hasher::Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "77f2b204764ed70fe962e1af81ab163faceafdc4751d1ecc5ae27e5dfc80d169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f2b204764ed70fe962e1af81ab163faceafdc4751d1ecc5ae27e5dfc80d169", kill_on_drop: false }`
[INFO] [stdout] 77f2b204764ed70fe962e1af81ab163faceafdc4751d1ecc5ae27e5dfc80d169
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3dd83e4ebdf1ebff3a6203e7e5e95a2156cd7179f9990ebdb788b2f7b19aaccb
[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" "3dd83e4ebdf1ebff3a6203e7e5e95a2156cd7179f9990ebdb788b2f7b19aaccb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `hasher::Hasher`
[INFO] [stderr]  --> tests/test_nil_data.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use hasher::Hasher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hasher-ce058b0e72b6ddde
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_nil_data-911c7ffdd7de6f81
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests hasher
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3dd83e4ebdf1ebff3a6203e7e5e95a2156cd7179f9990ebdb788b2f7b19aaccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd83e4ebdf1ebff3a6203e7e5e95a2156cd7179f9990ebdb788b2f7b19aaccb", kill_on_drop: false }`
[INFO] [stdout] 3dd83e4ebdf1ebff3a6203e7e5e95a2156cd7179f9990ebdb788b2f7b19aaccb