[INFO] fetching crate pin-weak 1.0.0...
[INFO] testing pin-weak-1.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pin-weak 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pin-weak 1.0.0 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 pin-weak 1.0.0
[INFO] finished tweaking crates.io crate pin-weak 1.0.0
[INFO] tweaked toml for crates.io crate pin-weak 1.0.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 26a97239121ab30922c5433fb86d9f8f3876875cbf0957267704e3a3ff77e6a5
[INFO] running `Command { std: "docker" "start" "-a" "26a97239121ab30922c5433fb86d9f8f3876875cbf0957267704e3a3ff77e6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26a97239121ab30922c5433fb86d9f8f3876875cbf0957267704e3a3ff77e6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a97239121ab30922c5433fb86d9f8f3876875cbf0957267704e3a3ff77e6a5", kill_on_drop: false }`
[INFO] [stdout] 26a97239121ab30922c5433fb86d9f8f3876875cbf0957267704e3a3ff77e6a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] aea73cc0bd77f0b37f2d34ca0481b7c6ecbb01992a6551bf40b699e1a6ded50d
[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" "aea73cc0bd77f0b37f2d34ca0481b7c6ecbb01992a6551bf40b699e1a6ded50d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-weak v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "aea73cc0bd77f0b37f2d34ca0481b7c6ecbb01992a6551bf40b699e1a6ded50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea73cc0bd77f0b37f2d34ca0481b7c6ecbb01992a6551bf40b699e1a6ded50d", kill_on_drop: false }`
[INFO] [stdout] aea73cc0bd77f0b37f2d34ca0481b7c6ecbb01992a6551bf40b699e1a6ded50d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 91ae46d1b3934f8e418aa7a0fbc1973477e3f5347e5988d15013f18afc426dbe
[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" "91ae46d1b3934f8e418aa7a0fbc1973477e3f5347e5988d15013f18afc426dbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-weak v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "91ae46d1b3934f8e418aa7a0fbc1973477e3f5347e5988d15013f18afc426dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ae46d1b3934f8e418aa7a0fbc1973477e3f5347e5988d15013f18afc426dbe", kill_on_drop: false }`
[INFO] [stdout] 91ae46d1b3934f8e418aa7a0fbc1973477e3f5347e5988d15013f18afc426dbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 574a25c152a5b5e3d889d9895f04afbfa68cdfe9e1accf01b347492018dfb32d
[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" "574a25c152a5b5e3d889d9895f04afbfa68cdfe9e1accf01b347492018dfb32d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pin_weak-729dd00582916370
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test rc::test ... ok
[INFO] [stderr]    Doc-tests pin-weak
[INFO] [stdout] test sync::test ... 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 - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... 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" "574a25c152a5b5e3d889d9895f04afbfa68cdfe9e1accf01b347492018dfb32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574a25c152a5b5e3d889d9895f04afbfa68cdfe9e1accf01b347492018dfb32d", kill_on_drop: false }`
[INFO] [stdout] 574a25c152a5b5e3d889d9895f04afbfa68cdfe9e1accf01b347492018dfb32d