[INFO] crate dtolnay 0.0.9 is already in cache
[INFO] testing dtolnay-0.0.9 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate dtolnay 0.0.9 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dtolnay 0.0.9 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dtolnay 0.0.9
[INFO] finished tweaking crates.io crate dtolnay 0.0.9
[INFO] tweaked toml for crates.io crate dtolnay 0.0.9 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6c3df37b04ff24b976e9446b5a4287abc6ea7b47021adcd6eefd3afe7a93b06
[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" "b6c3df37b04ff24b976e9446b5a4287abc6ea7b47021adcd6eefd3afe7a93b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c3df37b04ff24b976e9446b5a4287abc6ea7b47021adcd6eefd3afe7a93b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c3df37b04ff24b976e9446b5a4287abc6ea7b47021adcd6eefd3afe7a93b06", kill_on_drop: false }`
[INFO] [stdout] b6c3df37b04ff24b976e9446b5a4287abc6ea7b47021adcd6eefd3afe7a93b06
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f75ddea9e45c7103fa81aa34cfd37d57274775c430561038dc02b13ce9c6ab85
[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" "f75ddea9e45c7103fa81aa34cfd37d57274775c430561038dc02b13ce9c6ab85", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtolnay v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "f75ddea9e45c7103fa81aa34cfd37d57274775c430561038dc02b13ce9c6ab85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f75ddea9e45c7103fa81aa34cfd37d57274775c430561038dc02b13ce9c6ab85", kill_on_drop: false }`
[INFO] [stdout] f75ddea9e45c7103fa81aa34cfd37d57274775c430561038dc02b13ce9c6ab85
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fa2822d968370ffa73b75b6f919fef6658455b5c2e2f2e107d620751c8ee36c
[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" "4fa2822d968370ffa73b75b6f919fef6658455b5c2e2f2e107d620751c8ee36c", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling dtolnay v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "4fa2822d968370ffa73b75b6f919fef6658455b5c2e2f2e107d620751c8ee36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa2822d968370ffa73b75b6f919fef6658455b5c2e2f2e107d620751c8ee36c", kill_on_drop: false }`
[INFO] [stdout] 4fa2822d968370ffa73b75b6f919fef6658455b5c2e2f2e107d620751c8ee36c
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea72f5357296e8dd4d45d0dce59d7da2c6fb091723cd0bcb19b99e56510e24de
[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" "ea72f5357296e8dd4d45d0dce59d7da2c6fb091723cd0bcb19b99e56510e24de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dtolnay-789b3806c60016ce
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dtolnay
[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 17 tests
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 46) ... ok
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 77) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 262) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 228) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 348) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 48) ... ok
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 109) ... ok
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 184) ... ok
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 70) ... ok
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 33) ... ok
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 163) ... ok
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 126) ... ok
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 96) ... ok
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 147) ... ok
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 109) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 320) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 148) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea72f5357296e8dd4d45d0dce59d7da2c6fb091723cd0bcb19b99e56510e24de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea72f5357296e8dd4d45d0dce59d7da2c6fb091723cd0bcb19b99e56510e24de", kill_on_drop: false }`
[INFO] [stdout] ea72f5357296e8dd4d45d0dce59d7da2c6fb091723cd0bcb19b99e56510e24de