[INFO] fetching crate c-closures 0.3.1...
[INFO] testing c-closures-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate c-closures 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate c-closures 0.3.1 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 c-closures 0.3.1
[INFO] finished tweaking crates.io crate c-closures 0.3.1
[INFO] tweaked toml for crates.io crate c-closures 0.3.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fa816f09b30c734c006895ab1d11f07af32a600304f43fde483e6116bdf092f2
[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" "fa816f09b30c734c006895ab1d11f07af32a600304f43fde483e6116bdf092f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa816f09b30c734c006895ab1d11f07af32a600304f43fde483e6116bdf092f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa816f09b30c734c006895ab1d11f07af32a600304f43fde483e6116bdf092f2", kill_on_drop: false }`
[INFO] [stdout] fa816f09b30c734c006895ab1d11f07af32a600304f43fde483e6116bdf092f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bc2080e13fabdbfbdcbe0e71bb8c0671d337de45264e4e5eb8c682176e8c2654
[INFO] running `Command { std: "docker" "start" "-a" "bc2080e13fabdbfbdcbe0e71bb8c0671d337de45264e4e5eb8c682176e8c2654", kill_on_drop: false }`
[INFO] [stderr]    Compiling c-closures v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.72s
[INFO] running `Command { std: "docker" "inspect" "bc2080e13fabdbfbdcbe0e71bb8c0671d337de45264e4e5eb8c682176e8c2654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2080e13fabdbfbdcbe0e71bb8c0671d337de45264e4e5eb8c682176e8c2654", kill_on_drop: false }`
[INFO] [stdout] bc2080e13fabdbfbdcbe0e71bb8c0671d337de45264e4e5eb8c682176e8c2654
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7356a27b075c6482b2fb47ef06a163fa903f3889b90978f7dbc4c8e73ab6f55
[INFO] running `Command { std: "docker" "start" "-a" "a7356a27b075c6482b2fb47ef06a163fa903f3889b90978f7dbc4c8e73ab6f55", kill_on_drop: false }`
[INFO] [stderr]    Compiling c-closures v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "a7356a27b075c6482b2fb47ef06a163fa903f3889b90978f7dbc4c8e73ab6f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7356a27b075c6482b2fb47ef06a163fa903f3889b90978f7dbc4c8e73ab6f55", kill_on_drop: false }`
[INFO] [stdout] a7356a27b075c6482b2fb47ef06a163fa903f3889b90978f7dbc4c8e73ab6f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ef01131c1282871d64aa682a569b710f369c716e130fd9e374ec6c535c2d70a8
[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" "ef01131c1282871d64aa682a569b710f369c716e130fd9e374ec6c535c2d70a8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/c_closures-98a0d3f47cc8bb8c
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::fn_mut ... ok
[INFO] [stdout] test tests::fn_not_mut ... ok
[INFO] [stdout] test tests::fn_drop_test ... ok
[INFO] [stdout] test tests::fn_once ... ok
[INFO] [stdout] test tests::fn_cstring ... ok
[INFO] [stdout] test tests::two_in_scope ... ok
[INFO] [stdout] test bindgen_test_layout_Closure ... ok
[INFO] [stdout] test tests::bad_mut_usage ... ok
[INFO] [stdout] test tests::bad_ref_usage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests c-closures
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - rebind_closure (line 237) ... ok
[INFO] [stdout] test src/lib.rs - Closure::fn_mut (line 62) ... ok
[INFO] [stdout] test src/lib.rs - Closure::fn_once (line 114) ... ok
[INFO] [stdout] test src/lib.rs - Closure::fn_not_mut (line 88) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef01131c1282871d64aa682a569b710f369c716e130fd9e374ec6c535c2d70a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef01131c1282871d64aa682a569b710f369c716e130fd9e374ec6c535c2d70a8", kill_on_drop: false }`
[INFO] [stdout] ef01131c1282871d64aa682a569b710f369c716e130fd9e374ec6c535c2d70a8