[INFO] fetching crate dtolnay 0.0.9...
[INFO] testing dtolnay-0.0.9 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dtolnay 0.0.9 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dtolnay 0.0.9 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 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-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82966ded1ede516d01bdd6b77138ffde386bf5a984d150774167d9c6536f49c1
[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" "82966ded1ede516d01bdd6b77138ffde386bf5a984d150774167d9c6536f49c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82966ded1ede516d01bdd6b77138ffde386bf5a984d150774167d9c6536f49c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82966ded1ede516d01bdd6b77138ffde386bf5a984d150774167d9c6536f49c1", kill_on_drop: false }`
[INFO] [stdout] 82966ded1ede516d01bdd6b77138ffde386bf5a984d150774167d9c6536f49c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e3c09807ea2e1882d094a010a86e514d195662abacf582e9e14e9916bf42912
[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" "7e3c09807ea2e1882d094a010a86e514d195662abacf582e9e14e9916bf42912", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtolnay v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "7e3c09807ea2e1882d094a010a86e514d195662abacf582e9e14e9916bf42912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3c09807ea2e1882d094a010a86e514d195662abacf582e9e14e9916bf42912", kill_on_drop: false }`
[INFO] [stdout] 7e3c09807ea2e1882d094a010a86e514d195662abacf582e9e14e9916bf42912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb8421dfbe395f222ebc53a932104117b17094f05d42d12bcef563c7b1322721
[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" "bb8421dfbe395f222ebc53a932104117b17094f05d42d12bcef563c7b1322721", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtolnay v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "bb8421dfbe395f222ebc53a932104117b17094f05d42d12bcef563c7b1322721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8421dfbe395f222ebc53a932104117b17094f05d42d12bcef563c7b1322721", kill_on_drop: false }`
[INFO] [stdout] bb8421dfbe395f222ebc53a932104117b17094f05d42d12bcef563c7b1322721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f07e5d09e5529d9ac02235b3e33fb27471b38faf93b86ae47c34dcc269d8a931
[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" "f07e5d09e5529d9ac02235b3e33fb27471b38faf93b86ae47c34dcc269d8a931", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dtolnay-ca549e08cab9d5fe
[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] [stderr]    Doc-tests dtolnay
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 126) ... ok
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 109) ... ok
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 46) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 148) ... 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/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 320) ... ok
[INFO] [stdout] test src/2019-10-01-reference-types.rs - _02__reference_types (line 96) ... 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 262) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 48) ... ok
[INFO] [stdout] test src/2019-08-08-await-a-minute.rs - _01__await_a_minute (line 348) ... 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 163) ... ok
[INFO] [stdout] test src/2019-12-09-soundness-bugs.rs - _03__soundness_bugs (line 77) ... 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" "f07e5d09e5529d9ac02235b3e33fb27471b38faf93b86ae47c34dcc269d8a931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07e5d09e5529d9ac02235b3e33fb27471b38faf93b86ae47c34dcc269d8a931", kill_on_drop: false }`
[INFO] [stdout] f07e5d09e5529d9ac02235b3e33fb27471b38faf93b86ae47c34dcc269d8a931