[INFO] fetching crate unwrap 1.2.1...
[INFO] testing unwrap-1.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate unwrap 1.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate unwrap 1.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unwrap 1.2.1
[INFO] finished tweaking crates.io crate unwrap 1.2.1
[INFO] tweaked toml for crates.io crate unwrap 1.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54b1205fc4451f44272acd5917b650a8d761ecc7e171914c817f9f9db713f832
[INFO] running `Command { std: "docker" "start" "-a" "54b1205fc4451f44272acd5917b650a8d761ecc7e171914c817f9f9db713f832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54b1205fc4451f44272acd5917b650a8d761ecc7e171914c817f9f9db713f832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b1205fc4451f44272acd5917b650a8d761ecc7e171914c817f9f9db713f832", kill_on_drop: false }`
[INFO] [stdout] 54b1205fc4451f44272acd5917b650a8d761ecc7e171914c817f9f9db713f832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e05b89deb42104120462eec2db6ea59ede8da26c276463995f3dc47b5b455985
[INFO] running `Command { std: "docker" "start" "-a" "e05b89deb42104120462eec2db6ea59ede8da26c276463995f3dc47b5b455985", kill_on_drop: false }`
[INFO] [stderr]    Compiling unwrap v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "e05b89deb42104120462eec2db6ea59ede8da26c276463995f3dc47b5b455985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05b89deb42104120462eec2db6ea59ede8da26c276463995f3dc47b5b455985", kill_on_drop: false }`
[INFO] [stdout] e05b89deb42104120462eec2db6ea59ede8da26c276463995f3dc47b5b455985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20256a4e81d107be5309c2fe28b245828fc95cda17a2c24be737e6a85b9555c2
[INFO] running `Command { std: "docker" "start" "-a" "20256a4e81d107be5309c2fe28b245828fc95cda17a2c24be737e6a85b9555c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unwrap v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "20256a4e81d107be5309c2fe28b245828fc95cda17a2c24be737e6a85b9555c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20256a4e81d107be5309c2fe28b245828fc95cda17a2c24be737e6a85b9555c2", kill_on_drop: false }`
[INFO] [stdout] 20256a4e81d107be5309c2fe28b245828fc95cda17a2c24be737e6a85b9555c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66e5bfa6939af7a21af8081c90a47b817ef46f532c052d6ea04b073d6505e67d
[INFO] running `Command { std: "docker" "start" "-a" "66e5bfa6939af7a21af8081c90a47b817ef46f532c052d6ea04b073d6505e67d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unwrap-b652574e16dd5abc)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::unwrap_err_result_err ... ok
[INFO] [stdout] test tests::unwrap_option_some ... ok
[INFO] [stdout] test tests::unwrap_result_ok ... ok
[INFO] [stdout] test tests::unwrap_err_result_ok_message - should panic ... ok
[INFO] [stdout] test tests::unwrap_err_result_ok_message_args - should panic ... ok
[INFO] [stdout] test tests::unwrap_err_result_ok_no_message - should panic ... ok
[INFO] [stdout] test tests::unwrap_option_none_message - should panic ... ok
[INFO] [stdout] test tests::unwrap_result_err_message - should panic ... ok
[INFO] [stdout] test tests::unwrap_option_none_no_message - should panic ... ok
[INFO] [stdout] test tests::unwrap_result_err_message_args - should panic ... ok
[INFO] [stdout] test tests::unwrap_result_err_no_message - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unwrap
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - unwrap_err (line 224) ... ok
[INFO] [stdout] test src/lib.rs - unwrap (line 126) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66e5bfa6939af7a21af8081c90a47b817ef46f532c052d6ea04b073d6505e67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e5bfa6939af7a21af8081c90a47b817ef46f532c052d6ea04b073d6505e67d", kill_on_drop: false }`
[INFO] [stdout] 66e5bfa6939af7a21af8081c90a47b817ef46f532c052d6ea04b073d6505e67d