[INFO] fetching crate assert_matches 1.4.0...
[INFO] testing assert_matches-1.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate assert_matches 1.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate assert_matches 1.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert_matches 1.4.0
[INFO] finished tweaking crates.io crate assert_matches 1.4.0
[INFO] tweaked toml for crates.io crate assert_matches 1.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75b7cb9a472122e522d870d6a6d287e26998b4a90910cdbfbf81667a5a23ebab
[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" "75b7cb9a472122e522d870d6a6d287e26998b4a90910cdbfbf81667a5a23ebab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75b7cb9a472122e522d870d6a6d287e26998b4a90910cdbfbf81667a5a23ebab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b7cb9a472122e522d870d6a6d287e26998b4a90910cdbfbf81667a5a23ebab", kill_on_drop: false }`
[INFO] [stdout] 75b7cb9a472122e522d870d6a6d287e26998b4a90910cdbfbf81667a5a23ebab
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d337a356404c3146afd224540c9a90e66ae3c51623b9a78bf6786ab05ed56cc7
[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" "d337a356404c3146afd224540c9a90e66ae3c51623b9a78bf6786ab05ed56cc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "d337a356404c3146afd224540c9a90e66ae3c51623b9a78bf6786ab05ed56cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d337a356404c3146afd224540c9a90e66ae3c51623b9a78bf6786ab05ed56cc7", kill_on_drop: false }`
[INFO] [stdout] d337a356404c3146afd224540c9a90e66ae3c51623b9a78bf6786ab05ed56cc7
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 110e833268b910ae02acb6eea1fdbb1b8c6626aa8b508fb8d4ac370ee0be3e12
[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" "110e833268b910ae02acb6eea1fdbb1b8c6626aa8b508fb8d4ac370ee0be3e12", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "110e833268b910ae02acb6eea1fdbb1b8c6626aa8b508fb8d4ac370ee0be3e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110e833268b910ae02acb6eea1fdbb1b8c6626aa8b508fb8d4ac370ee0be3e12", kill_on_drop: false }`
[INFO] [stdout] 110e833268b910ae02acb6eea1fdbb1b8c6626aa8b508fb8d4ac370ee0be3e12
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5e21ada9b2bf857dc261d01a3a58a9a4c9cb1672b587862c04e7ebcded59315
[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" "e5e21ada9b2bf857dc261d01a3a58a9a4c9cb1672b587862c04e7ebcded59315", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assert_matches-d99633dee2502312
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_assert_succeed ... ok
[INFO] [stdout] test test::test_assert_no_move ... ok
[INFO] [stdout] test test::assert_with_message ... ok
[INFO] [stdout] test test::test_assert_panic_0 ... ok
[INFO] [stdout] test test::test_assert_panic_4 ... ok
[INFO] [stdout] test test::test_assert_panic_3 ... ok
[INFO] [stdout] test test::test_assert_panic_5 ... ok
[INFO] [stdout] test test::test_assert_panic_6 ... ok
[INFO] [stdout] test test::test_panic_message ... ok
[INFO] [stderr]    Doc-tests assert_matches
[INFO] [stdout] test test::test_assert_panic_2 ... ok
[INFO] [stdout] test test::test_assert_panic_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - assert_matches (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5e21ada9b2bf857dc261d01a3a58a9a4c9cb1672b587862c04e7ebcded59315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e21ada9b2bf857dc261d01a3a58a9a4c9cb1672b587862c04e7ebcded59315", kill_on_drop: false }`
[INFO] [stdout] e5e21ada9b2bf857dc261d01a3a58a9a4c9cb1672b587862c04e7ebcded59315