[INFO] fetching crate ensure 0.3.1...
[INFO] testing ensure-0.3.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate ensure 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ensure 0.3.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ensure 0.3.1
[INFO] finished tweaking crates.io crate ensure 0.3.1
[INFO] tweaked toml for crates.io crate ensure 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4a2caebd4a0bcb998ca5427d5a11dd545f40cf9880bc475bfac3e9662c2d41c
[INFO] running `Command { std: "docker" "start" "-a" "e4a2caebd4a0bcb998ca5427d5a11dd545f40cf9880bc475bfac3e9662c2d41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4a2caebd4a0bcb998ca5427d5a11dd545f40cf9880bc475bfac3e9662c2d41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a2caebd4a0bcb998ca5427d5a11dd545f40cf9880bc475bfac3e9662c2d41c", kill_on_drop: false }`
[INFO] [stdout] e4a2caebd4a0bcb998ca5427d5a11dd545f40cf9880bc475bfac3e9662c2d41c
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c25617c3381c7515cf21b6885f66a8a4e5e07d1522c9986270c1009952f54a7
[INFO] running `Command { std: "docker" "start" "-a" "6c25617c3381c7515cf21b6885f66a8a4e5e07d1522c9986270c1009952f54a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensure v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6c25617c3381c7515cf21b6885f66a8a4e5e07d1522c9986270c1009952f54a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c25617c3381c7515cf21b6885f66a8a4e5e07d1522c9986270c1009952f54a7", kill_on_drop: false }`
[INFO] [stdout] 6c25617c3381c7515cf21b6885f66a8a4e5e07d1522c9986270c1009952f54a7
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c776e38ebc5375d2ad7f87c5a326a76664016b57c9f50f0c44360e91777b8788
[INFO] running `Command { std: "docker" "start" "-a" "c776e38ebc5375d2ad7f87c5a326a76664016b57c9f50f0c44360e91777b8788", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensure v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "c776e38ebc5375d2ad7f87c5a326a76664016b57c9f50f0c44360e91777b8788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c776e38ebc5375d2ad7f87c5a326a76664016b57c9f50f0c44360e91777b8788", kill_on_drop: false }`
[INFO] [stdout] c776e38ebc5375d2ad7f87c5a326a76664016b57c9f50f0c44360e91777b8788
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78f9e5daec403aa7fcc8d65d0f741e1aa9eb7148868d930407602e67291c31fa
[INFO] running `Command { std: "docker" "start" "-a" "78f9e5daec403aa7fcc8d65d0f741e1aa9eb7148868d930407602e67291c31fa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ensure-6c8d66a0b466b369)
[INFO] [stdout] test test::test_closure ... ok
[INFO] [stderr]    Doc-tests ensure
[INFO] [stdout] test test::test_ensure ... ok
[INFO] [stdout] test test::test_existential ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78f9e5daec403aa7fcc8d65d0f741e1aa9eb7148868d930407602e67291c31fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f9e5daec403aa7fcc8d65d0f741e1aa9eb7148868d930407602e67291c31fa", kill_on_drop: false }`
[INFO] [stdout] 78f9e5daec403aa7fcc8d65d0f741e1aa9eb7148868d930407602e67291c31fa