[INFO] fetching crate assert_cmd 2.0.2...
[INFO] testing assert_cmd-2.0.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate assert_cmd 2.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate assert_cmd 2.0.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert_cmd 2.0.2
[INFO] finished tweaking crates.io crate assert_cmd 2.0.2
[INFO] tweaked toml for crates.io crate assert_cmd 2.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate assert_cmd 2.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24563893b36cd674d25984771a4c50a8f16e1fd4cfcaad10a67d08392bc5d03a
[INFO] running `Command { std: "docker" "start" "-a" "24563893b36cd674d25984771a4c50a8f16e1fd4cfcaad10a67d08392bc5d03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24563893b36cd674d25984771a4c50a8f16e1fd4cfcaad10a67d08392bc5d03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24563893b36cd674d25984771a4c50a8f16e1fd4cfcaad10a67d08392bc5d03a", kill_on_drop: false }`
[INFO] [stdout] 24563893b36cd674d25984771a4c50a8f16e1fd4cfcaad10a67d08392bc5d03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f7d45ea8b35dffd7c2ea9b86e710fae7081ae63e00ea520d4a74cc3cd5ae18a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f7d45ea8b35dffd7c2ea9b86e710fae7081ae63e00ea520d4a74cc3cd5ae18a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling predicates-tree v1.0.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling predicates v2.0.3
[INFO] [stderr]    Compiling assert_cmd v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.31s
[INFO] running `Command { std: "docker" "inspect" "9f7d45ea8b35dffd7c2ea9b86e710fae7081ae63e00ea520d4a74cc3cd5ae18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7d45ea8b35dffd7c2ea9b86e710fae7081ae63e00ea520d4a74cc3cd5ae18a", kill_on_drop: false }`
[INFO] [stdout] 9f7d45ea8b35dffd7c2ea9b86e710fae7081ae63e00ea520d4a74cc3cd5ae18a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9cb96e43852c0171e682f841f34ebc7df326efe90d530e07779e4d2155c79467
[INFO] running `Command { std: "docker" "start" "-a" "9cb96e43852c0171e682f841f34ebc7df326efe90d530e07779e4d2155c79467", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling escargot v0.5.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling assert_cmd v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.78s
[INFO] running `Command { std: "docker" "inspect" "9cb96e43852c0171e682f841f34ebc7df326efe90d530e07779e4d2155c79467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb96e43852c0171e682f841f34ebc7df326efe90d530e07779e4d2155c79467", kill_on_drop: false }`
[INFO] [stdout] 9cb96e43852c0171e682f841f34ebc7df326efe90d530e07779e4d2155c79467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f40099dae105264d4539453a03d66df898da217cb84a35e9267a58b013eec64
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f40099dae105264d4539453a03d66df898da217cb84a35e9267a58b013eec64", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assert_cmd-91a69a5d4727bfb9)
[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_output_from_pred ... ok
[INFO] [stdout] test assert::test::into_output_from_bytes ... ok
[INFO] [stdout] test assert::test::into_output_from_str ... ok
[INFO] [stdout] test assert::test::into_output_from_vec ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bin_fixture-84ae635d8887d944)
[INFO] [stdout] test assert::test::into_code_from_pred ... ok
[INFO] [stdout] test assert::test::into_code_from_i32 ... 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] [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-c5cfdff81fa5b0e3)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test struct_example ... ok
[INFO] [stdout] test failure_example ... ok
[INFO] [stdout] test stdout_string ... ok
[INFO] [stdout] test success_example ... ok
[INFO] [stdout] test trait_assert_example ... ok
[INFO] [stdout] test trait_example ... ok
[INFO] [stdout] test append_context_example ... ok
[INFO] [stdout] test code_example ... ok
[INFO] [stdout] test stdout_example ... ok
[INFO] [stdout] test stderr_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cargo.rs (/opt/rustwide/target/debug/deps/cargo-b19898a1d5f4e1d2)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test cargo_binary_with_empty_env ... ok
[INFO] [stdout] test cargo_bin_example_2 ... ok
[INFO] [stdout] test cargo_binary ... 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 5.31s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/examples.rs (/opt/rustwide/target/debug/deps/examples-f64d8d2c2cf7de3c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[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 1.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests assert_cmd
[INFO] [stdout] 
[INFO] [stdout] running 60 tests
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 343) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 299) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert (line 75) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stderr (line 425) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::code (line 233) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::failure (line 172) - 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 395) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 329) - 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 439) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::append_context (line 114) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::stdout (line 314) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::Assert::code (line 219) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::IntoOutputPredicate (line 703) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::BytesContentOutputPredicate (line 751) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::OutputAssertExt::assert (line 36) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::StrContentOutputPredicate (line 824) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::InCodePredicate (line 626) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::OutputAssertExt (line 19) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::EqCodePredicate (line 557) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo::CommandCargoExt::cargo_bin (line 94) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo::CommandCargoExt (line 72) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo (line 29) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::StrOutputPredicate (line 912) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::arg (line 231) - 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 511) - compile ... ok
[INFO] [stdout] test src/cargo.rs - cargo (line 10) - 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 239) - 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::current_dir (line 400) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::new (line 217) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::timeout (line 91) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::env (line 302) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::cargo_bin (line 54) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::env_clear (line 374) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::env_remove (line 356) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::assert (line 175) - compile ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::envs (line 324) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 166) - 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/output.rs - output::OutputError::as_output (line 217) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 41) - compile ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt::unwrap_err (line 73) - compile ... ok
[INFO] [stdout] test src/output.rs - output::OutputError (line 156) - compile ... ok
[INFO] [stdout] test src/assert.rs - assert::AssertResult (line 1001) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::unwrap (line 142) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::output (line 423) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::ok (line 125) ... ok
[INFO] [stdout] test src/cmd.rs - cmd::Command::write_stdin (line 72) ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt (line 14) ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt::unwrap (line 51) ... ok
[INFO] [stdout] test src/output.rs - output::OutputResult (line 135) ... ok
[INFO] [stdout] test src/lib.rs - crate_name (line 109) ... ok
[INFO] [stdout] test src/output.rs - output::OutputOkExt::ok (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f40099dae105264d4539453a03d66df898da217cb84a35e9267a58b013eec64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f40099dae105264d4539453a03d66df898da217cb84a35e9267a58b013eec64", kill_on_drop: false }`
[INFO] [stdout] 2f40099dae105264d4539453a03d66df898da217cb84a35e9267a58b013eec64