[INFO] fetching crate stdext 0.3.1...
[INFO] testing stdext-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate stdext 0.3.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stdext 0.3.1 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 stdext 0.3.1
[INFO] finished tweaking crates.io crate stdext 0.3.1
[INFO] tweaked toml for crates.io crate stdext 0.3.1 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5e824e699c57d24f3f4540613bc793148a3ef305604f11dbe7720e741f78c88c
[INFO] running `Command { std: "docker" "start" "-a" "5e824e699c57d24f3f4540613bc793148a3ef305604f11dbe7720e741f78c88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e824e699c57d24f3f4540613bc793148a3ef305604f11dbe7720e741f78c88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e824e699c57d24f3f4540613bc793148a3ef305604f11dbe7720e741f78c88c", kill_on_drop: false }`
[INFO] [stdout] 5e824e699c57d24f3f4540613bc793148a3ef305604f11dbe7720e741f78c88c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 2f3b6ad9b4dceea9d4bfd29616891a2c7646928d11e94e9c277659e310f558b7
[INFO] running `Command { std: "docker" "start" "-a" "2f3b6ad9b4dceea9d4bfd29616891a2c7646928d11e94e9c277659e310f558b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "2f3b6ad9b4dceea9d4bfd29616891a2c7646928d11e94e9c277659e310f558b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3b6ad9b4dceea9d4bfd29616891a2c7646928d11e94e9c277659e310f558b7", kill_on_drop: false }`
[INFO] [stdout] 2f3b6ad9b4dceea9d4bfd29616891a2c7646928d11e94e9c277659e310f558b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 33f4441e867a34ba895101ca0d16f3957d66550a0c749685ad96c05bda963f99
[INFO] running `Command { std: "docker" "start" "-a" "33f4441e867a34ba895101ca0d16f3957d66550a0c749685ad96c05bda963f99", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stdext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "33f4441e867a34ba895101ca0d16f3957d66550a0c749685ad96c05bda963f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f4441e867a34ba895101ca0d16f3957d66550a0c749685ad96c05bda963f99", kill_on_drop: false }`
[INFO] [stdout] 33f4441e867a34ba895101ca0d16f3957d66550a0c749685ad96c05bda963f99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a649c6288c9dda8ce6ee0450b91f32cf0f6186b6896fda8af6cd202eaf1910f5
[INFO] running `Command { std: "docker" "start" "-a" "a649c6288c9dda8ce6ee0450b91f32cf0f6186b6896fda8af6cd202eaf1910f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stdext-c2fa312d2f39b070)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test duration::tests::as_methods ... ok
[INFO] [stdout] test duration::tests::from_methods ... ok
[INFO] [stdout] test duration::tests::add_methods ... ok
[INFO] [stdout] test num::integer::tests::composite ... ok
[INFO] [stdout] test num::integer::tests::basic ... ok
[INFO] [stdout] test option::tests::combine ... ok
[INFO] [stdout] test option::tests::combine_with ... ok
[INFO] [stdout] test result::tests::combine ... ok
[INFO] [stdout] test result::tests::combine_with ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stdext
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test src/macros.rs - function_name (line 50) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::from_days (line 53) ... ok
[INFO] [stdout] test src/num/float_convert.rs - num::float_convert::FloatConvert::checked_ceil (line 50) ... ok
[INFO] [stdout] test src/macros.rs - compile_warning (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 121) ... ok
[INFO] [stdout] test src/num/float_convert.rs - num::float_convert::FloatConvert::checked_round (line 72) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::from_hours (line 35) ... ok
[INFO] [stdout] test src/macros.rs - try_match (line 80) ... ok
[INFO] [stdout] test src/option.rs - option::OptionExt::combine_with (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::from_minutes (line 17) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::as_minutes (line 169) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::add_minutes (line 127) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::add_secs (line 113) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::add_micros (line 85) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::as_days (line 195) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::as_hours (line 182) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::add_millis (line 99) ... ok
[INFO] [stdout] test src/result.rs - result::ResultExt::combine_with (line 39) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::add_hours (line 141) ... ok
[INFO] [stdout] test src/macros.rs - unwrap_match (line 114) ... ok
[INFO] [stdout] test src/macros.rs - unwrap_match (line 128) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::add_days (line 155) ... ok
[INFO] [stdout] test src/macros.rs - return_ok (line 156) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] test src/option.rs - option::OptionExt::combine (line 18) ... ok
[INFO] [stdout] test src/num/float_convert.rs - num::float_convert::FloatConvert::checked_floor (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 98) ... ok
[INFO] [stdout] test src/macros.rs - return_some (line 201) ... ok
[INFO] [stdout] test src/duration.rs - duration::DurationExt::add_nanos (line 71) ... ok
[INFO] [stdout] test src/result.rs - result::ResultExt::combine (line 16) ... ok
[INFO] [stdout] test src/str.rs - str::StrExt::splitn_exact (line 34) ... ok
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::MutexExt::force_lock (line 16) ... ok
[INFO] [stdout] test src/sync/rw_lock.rs - sync::rw_lock::RwLockExt::force_read (line 16) ... ok
[INFO] [stdout] test src/vec.rs - vec::VecExt::remove_item (line 52) ... ok
[INFO] [stdout] test src/sync/rw_lock.rs - sync::rw_lock::RwLockExt::force_write (line 34) ... ok
[INFO] [stdout] test src/vec.rs - vec::VecExt::resize_up_with (line 21) ... ok
[INFO] [stdout] test src/vec.rs - vec::VecExtClone::resize_up (line 85) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a649c6288c9dda8ce6ee0450b91f32cf0f6186b6896fda8af6cd202eaf1910f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a649c6288c9dda8ce6ee0450b91f32cf0f6186b6896fda8af6cd202eaf1910f5", kill_on_drop: false }`
[INFO] [stdout] a649c6288c9dda8ce6ee0450b91f32cf0f6186b6896fda8af6cd202eaf1910f5