[INFO] fetching crate out-reference 0.2.0...
[INFO] testing out-reference-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate out-reference 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate out-reference 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate out-reference 0.2.0
[INFO] finished tweaking crates.io crate out-reference 0.2.0
[INFO] tweaked toml for crates.io crate out-reference 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cae1a0c41222a303543183a78881788bd2eecb6a682851962ae9e3e2866cf22e
[INFO] running `Command { std: "docker" "start" "-a" "cae1a0c41222a303543183a78881788bd2eecb6a682851962ae9e3e2866cf22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cae1a0c41222a303543183a78881788bd2eecb6a682851962ae9e3e2866cf22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae1a0c41222a303543183a78881788bd2eecb6a682851962ae9e3e2866cf22e", kill_on_drop: false }`
[INFO] [stdout] cae1a0c41222a303543183a78881788bd2eecb6a682851962ae9e3e2866cf22e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18c0c30b17004b466553d14e6393882d8a0ba948e0f4012c6289e6f58135edc9
[INFO] running `Command { std: "docker" "start" "-a" "18c0c30b17004b466553d14e6393882d8a0ba948e0f4012c6289e6f58135edc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling out-reference v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "18c0c30b17004b466553d14e6393882d8a0ba948e0f4012c6289e6f58135edc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c0c30b17004b466553d14e6393882d8a0ba948e0f4012c6289e6f58135edc9", kill_on_drop: false }`
[INFO] [stdout] 18c0c30b17004b466553d14e6393882d8a0ba948e0f4012c6289e6f58135edc9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 520da6d4b78ef8b5df690dfff461d7f59db1e0c3cf4a01daeb9596e535c9f9e3
[INFO] running `Command { std: "docker" "start" "-a" "520da6d4b78ef8b5df690dfff461d7f59db1e0c3cf4a01daeb9596e535c9f9e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling out-reference v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "520da6d4b78ef8b5df690dfff461d7f59db1e0c3cf4a01daeb9596e535c9f9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "520da6d4b78ef8b5df690dfff461d7f59db1e0c3cf4a01daeb9596e535c9f9e3", kill_on_drop: false }`
[INFO] [stdout] 520da6d4b78ef8b5df690dfff461d7f59db1e0c3cf4a01daeb9596e535c9f9e3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a5da96166f1dc3f447b36775a59686f2952e3fcc6fdbae0b9eeaab0f59d987d
[INFO] running `Command { std: "docker" "start" "-a" "5a5da96166f1dc3f447b36775a59686f2952e3fcc6fdbae0b9eeaab0f59d987d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/out_reference-39ff23f53e54ddec)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::leak ... ok
[INFO] [stdout] test tests::normal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests out-reference
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a5da96166f1dc3f447b36775a59686f2952e3fcc6fdbae0b9eeaab0f59d987d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5da96166f1dc3f447b36775a59686f2952e3fcc6fdbae0b9eeaab0f59d987d", kill_on_drop: false }`
[INFO] [stdout] 5a5da96166f1dc3f447b36775a59686f2952e3fcc6fdbae0b9eeaab0f59d987d