[INFO] fetching crate assert_cmd 2.0.1...
[INFO] testing assert_cmd-2.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate assert_cmd 2.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate assert_cmd 2.0.1 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 assert_cmd 2.0.1
[INFO] finished tweaking crates.io crate assert_cmd 2.0.1
[INFO] tweaked toml for crates.io crate assert_cmd 2.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate assert_cmd 2.0.1 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 99c2181acc17b486aff23f38e68cdcbbc4465ac1aa5e76fb441c2072d511c9b4
[INFO] running `Command { std: "docker" "start" "-a" "99c2181acc17b486aff23f38e68cdcbbc4465ac1aa5e76fb441c2072d511c9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99c2181acc17b486aff23f38e68cdcbbc4465ac1aa5e76fb441c2072d511c9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c2181acc17b486aff23f38e68cdcbbc4465ac1aa5e76fb441c2072d511c9b4", kill_on_drop: false }`
[INFO] [stdout] 99c2181acc17b486aff23f38e68cdcbbc4465ac1aa5e76fb441c2072d511c9b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c5263f6730d2c048da17431b466188512e01e8e6646321f98804b6d168f4be81
[INFO] running `Command { std: "docker" "start" "-a" "c5263f6730d2c048da17431b466188512e01e8e6646321f98804b6d168f4be81", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling predicates-tree v1.0.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling predicates v2.0.0
[INFO] [stderr]    Compiling assert_cmd v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "c5263f6730d2c048da17431b466188512e01e8e6646321f98804b6d168f4be81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5263f6730d2c048da17431b466188512e01e8e6646321f98804b6d168f4be81", kill_on_drop: false }`
[INFO] [stdout] c5263f6730d2c048da17431b466188512e01e8e6646321f98804b6d168f4be81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e8323eac513df0e3c1a6a8fd0ee3253d131c511207df53a9b7a54da1c4dda95b
[INFO] running `Command { std: "docker" "start" "-a" "e8323eac513df0e3c1a6a8fd0ee3253d131c511207df53a9b7a54da1c4dda95b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling escargot v0.5.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling assert_cmd v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.85s
[INFO] running `Command { std: "docker" "inspect" "e8323eac513df0e3c1a6a8fd0ee3253d131c511207df53a9b7a54da1c4dda95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8323eac513df0e3c1a6a8fd0ee3253d131c511207df53a9b7a54da1c4dda95b", kill_on_drop: false }`
[INFO] [stdout] e8323eac513df0e3c1a6a8fd0ee3253d131c511207df53a9b7a54da1c4dda95b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4d23e8e07ff704b917d936bc56d08cfea08af98446e8ba05ebe9b4b7bee618b1
[INFO] running `Command { std: "docker" "start" "-a" "4d23e8e07ff704b917d936bc56d08cfea08af98446e8ba05ebe9b4b7bee618b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assert_cmd-17fd84763ea6b235)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test assert::test::into_code_from_array ... ok
[INFO] [stdout] test assert::test::into_code_from_vec ... ok
[INFO] [stdout] test assert::test::into_code_from_i32 ... ok
[INFO] [stdout] test assert::test::into_output_from_bytes ... ok
[INFO] [stdout] test assert::test::into_code_from_pred ... ok
[INFO] [stdout] test assert::test::into_output_from_pred ... ok
[INFO] [stdout] test assert::test::into_output_from_str ... ok
[INFO] [stdout] test assert::test::into_output_from_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bin_fixture-a4f6dddbdf6af12d)
[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/assert.rs (/opt/rustwide/target/debug/deps/assert-def9b63363ee97ee)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test append_context_example ... ok
[INFO] [stdout] test failure_example ... ok
[INFO] [stdout] test stdout_string ... ok
[INFO] [stdout] test struct_example ... ok
[INFO] [stdout] test trait_assert_example ... ok
[INFO] [stdout] test success_example ... ok
[INFO] [stdout] test trait_example ... ok
[INFO] [stdout] test code_example ... ok
[INFO] [stdout] test stderr_example ... ok
[INFO] [stdout] test stdout_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cargo.rs (/opt/rustwide/target/debug/deps/cargo-d3158456cfdfb2c0)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test cargo_binary ... ok
[INFO] [stdout] test cargo_bin_example_2 ... ok
[INFO] [stdout] test cargo_binary_with_empty_env ... ok
[INFO] [stdout] test cargo_bin_example_1 - should panic ... ok
[INFO] [stdout] test trait_example - should panic ... ok
[INFO] [stdout] test mod_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.15s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/examples.rs (/opt/rustwide/target/debug/deps/examples-cc4786fbdd4c314a)
[INFO] [stdout] test lib_example ... ok
[INFO] [stdout] test timeout_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests assert_cmd
[INFO] [stdout] 
[INFO] [stdout] running 60 tests
[INFO] [stdout] test src/assert.rs - assert::Assert::failure (line 172) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::append_context (line 114) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::success (line 144) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stderr (line 410) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stderr (line 439) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::StrContentOutputPredicate (line 818) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::code (line 233) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::EqCodePredicate (line 551) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert (line 75) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::code (line 246) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stderr (line 425) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stderr (line 395) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::IntoOutputPredicate (line 697) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::InCodePredicate (line 620) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 299) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo::CommandCargoExt (line 72) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 329) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::OutputAssertExt::assert (line 36) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 343) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::BytesContentOutputPredicate (line 745) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo (line 10) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo (line 29) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 314) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::StrOutputPredicate (line 906) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::code (line 219) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::OutputAssertExt (line 19) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo::CommandCargoExt::cargo_bin (line 105) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::IntoCodePredicate (line 505) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::assert (line 175) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::args (line 277) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::cargo_bin (line 45) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::env_remove (line 356) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::env (line 302) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo::CommandCargoExt::cargo_bin (line 94) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::arg (line 239) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::current_dir (line 400) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::arg (line 254) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::arg (line 231) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::new (line 217) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 163) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::env_clear (line 374) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::timeout (line 91) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::cargo_bin (line 54) - compile ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt::unwrap_err (line 74) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 41) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::envs (line 324) - compile ... ok
[INFO] [stdout] test src/output.rs - output::OutputError (line 157) - compile ... ok
[INFO] [stdout] test src/output.rs - output::OutputError::as_output (line 218) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::unwrap_err (line 158) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 49) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::AssertResult (line 995) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::ok (line 125) ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt::unwrap (line 52) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::write_stdin (line 72) ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt (line 15) ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt::ok (line 34) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::unwrap (line 142) ... ok
[INFO] [stdout] test src/output.rs - output::OutputResult (line 136) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::output (line 423) ... ok
[INFO] [stdout] test src/lib.rs - crate_name (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d23e8e07ff704b917d936bc56d08cfea08af98446e8ba05ebe9b4b7bee618b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d23e8e07ff704b917d936bc56d08cfea08af98446e8ba05ebe9b4b7bee618b1", kill_on_drop: false }`
[INFO] [stdout] 4d23e8e07ff704b917d936bc56d08cfea08af98446e8ba05ebe9b4b7bee618b1