[INFO] fetching crate minigrep_test 0.1.0...
[INFO] testing minigrep_test-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate minigrep_test 0.1.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate minigrep_test 0.1.0 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 minigrep_test 0.1.0
[INFO] finished tweaking crates.io crate minigrep_test 0.1.0
[INFO] tweaked toml for crates.io crate minigrep_test 0.1.0 written to /workspace/builds/worker-78/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 7db28650440564d3b8e00415cbd99403ad66c42eafc28bc0bc3a3e3d98c7a278
[INFO] running `Command { std: "docker" "start" "-a" "7db28650440564d3b8e00415cbd99403ad66c42eafc28bc0bc3a3e3d98c7a278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7db28650440564d3b8e00415cbd99403ad66c42eafc28bc0bc3a3e3d98c7a278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db28650440564d3b8e00415cbd99403ad66c42eafc28bc0bc3a3e3d98c7a278", kill_on_drop: false }`
[INFO] [stdout] 7db28650440564d3b8e00415cbd99403ad66c42eafc28bc0bc3a3e3d98c7a278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 6cb4df9693f6268eceb257b314b3c00d0c7ebfa3e4aead3b900371aa603cc6c8
[INFO] running `Command { std: "docker" "start" "-a" "6cb4df9693f6268eceb257b314b3c00d0c7ebfa3e4aead3b900371aa603cc6c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "6cb4df9693f6268eceb257b314b3c00d0c7ebfa3e4aead3b900371aa603cc6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb4df9693f6268eceb257b314b3c00d0c7ebfa3e4aead3b900371aa603cc6c8", kill_on_drop: false }`
[INFO] [stdout] 6cb4df9693f6268eceb257b314b3c00d0c7ebfa3e4aead3b900371aa603cc6c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 9b51fa900d24d5ff643386d6a2054c1a6f92936d187e7dd4b027a1212a2ea0c2
[INFO] running `Command { std: "docker" "start" "-a" "9b51fa900d24d5ff643386d6a2054c1a6f92936d187e7dd4b027a1212a2ea0c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "9b51fa900d24d5ff643386d6a2054c1a6f92936d187e7dd4b027a1212a2ea0c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b51fa900d24d5ff643386d6a2054c1a6f92936d187e7dd4b027a1212a2ea0c2", kill_on_drop: false }`
[INFO] [stdout] 9b51fa900d24d5ff643386d6a2054c1a6f92936d187e7dd4b027a1212a2ea0c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 0b7b4000b3b0a1ccd7ae9e0beddb96803af4b794d3b99ef18c620dd8917aa431
[INFO] running `Command { std: "docker" "start" "-a" "0b7b4000b3b0a1ccd7ae9e0beddb96803af4b794d3b99ef18c620dd8917aa431", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep_test-8a565de9cf04d9ec)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep_test-37ff8c8bb0b671d4)
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests minigrep_test
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... 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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0b7b4000b3b0a1ccd7ae9e0beddb96803af4b794d3b99ef18c620dd8917aa431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7b4000b3b0a1ccd7ae9e0beddb96803af4b794d3b99ef18c620dd8917aa431", kill_on_drop: false }`
[INFO] [stdout] 0b7b4000b3b0a1ccd7ae9e0beddb96803af4b794d3b99ef18c620dd8917aa431