[INFO] fetching crate c_string 0.7.2...
[INFO] testing c_string-0.7.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate c_string 0.7.2 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate c_string 0.7.2 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 c_string 0.7.2
[INFO] finished tweaking crates.io crate c_string 0.7.2
[INFO] tweaked toml for crates.io crate c_string 0.7.2 written to /workspace/builds/worker-86/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] c7e777c6c87d2978698b52b9a74235a67e440396c419727e75dd6b94e40ce9af
[INFO] running `Command { std: "docker" "start" "-a" "c7e777c6c87d2978698b52b9a74235a67e440396c419727e75dd6b94e40ce9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7e777c6c87d2978698b52b9a74235a67e440396c419727e75dd6b94e40ce9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e777c6c87d2978698b52b9a74235a67e440396c419727e75dd6b94e40ce9af", kill_on_drop: false }`
[INFO] [stdout] c7e777c6c87d2978698b52b9a74235a67e440396c419727e75dd6b94e40ce9af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 98887d2b8a830dfe9c6a8cb51deed0ad0f4fea2ce1750f40a009f2d9d2cc84e8
[INFO] running `Command { std: "docker" "start" "-a" "98887d2b8a830dfe9c6a8cb51deed0ad0f4fea2ce1750f40a009f2d9d2cc84e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling c_string v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "98887d2b8a830dfe9c6a8cb51deed0ad0f4fea2ce1750f40a009f2d9d2cc84e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98887d2b8a830dfe9c6a8cb51deed0ad0f4fea2ce1750f40a009f2d9d2cc84e8", kill_on_drop: false }`
[INFO] [stdout] 98887d2b8a830dfe9c6a8cb51deed0ad0f4fea2ce1750f40a009f2d9d2cc84e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] d96f47d4333852356912aa0b83aacb77b660e50afbae5c689f7d97039602eae2
[INFO] running `Command { std: "docker" "start" "-a" "d96f47d4333852356912aa0b83aacb77b660e50afbae5c689f7d97039602eae2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling c_string v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "d96f47d4333852356912aa0b83aacb77b660e50afbae5c689f7d97039602eae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96f47d4333852356912aa0b83aacb77b660e50afbae5c689f7d97039602eae2", kill_on_drop: false }`
[INFO] [stdout] d96f47d4333852356912aa0b83aacb77b660e50afbae5c689f7d97039602eae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 9f6ff4dc9e45ea889d7e8ddf3eb4486ed765a3e05cfcf3c31372eb6ae6e1e941
[INFO] running `Command { std: "docker" "start" "-a" "9f6ff4dc9e45ea889d7e8ddf3eb4486ed765a3e05cfcf3c31372eb6ae6e1e941", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/c_string-5f67883e8337529d)
[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] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-8dc7e0e527c1d98a)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_c_str_buf_from_iter ... ok
[INFO] [stdout] test test_c_str_buf_from_str ... ok
[INFO] [stdout] test test_c_str_buf_from_vec ... ok
[INFO] [stdout] test test_c_str_buf_into_vec ... ok
[INFO] [stdout] test test_c_str_macro ... ok
[INFO] [stdout] test test_io_error_from_into_c_str_error ... ok
[INFO] [stdout] test test_io_error_from_nul_error ... ok
[INFO] [stdout] test test_owned_c_string_as_ptr ... ok
[INFO] [stdout] test test_iterator ... ok
[INFO] [stdout] test test_owned_c_string_debug ... ok
[INFO] [stdout] test test_owned_c_string_deref ... ok
[INFO] [stdout] test test_owned_c_string_to_bytes ... ok
[INFO] [stdout] test test_parse_c_multistring ... ok
[INFO] [stdout] test test_c_string_new_fail - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests c_string
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/c_str.rs - c_str (line 301) ... ok
[INFO] [stdout] test src/c_str.rs - (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f6ff4dc9e45ea889d7e8ddf3eb4486ed765a3e05cfcf3c31372eb6ae6e1e941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6ff4dc9e45ea889d7e8ddf3eb4486ed765a3e05cfcf3c31372eb6ae6e1e941", kill_on_drop: false }`
[INFO] [stdout] 9f6ff4dc9e45ea889d7e8ddf3eb4486ed765a3e05cfcf3c31372eb6ae6e1e941