[INFO] fetching crate assert_matches 1.4.0...
[INFO] testing assert_matches-1.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate assert_matches 1.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate assert_matches 1.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98b996640072f6c94f6c2d422f16ded75eaa7db9c7b204f1af7cf2938f757411
[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" "98b996640072f6c94f6c2d422f16ded75eaa7db9c7b204f1af7cf2938f757411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98b996640072f6c94f6c2d422f16ded75eaa7db9c7b204f1af7cf2938f757411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b996640072f6c94f6c2d422f16ded75eaa7db9c7b204f1af7cf2938f757411", kill_on_drop: false }`
[INFO] [stdout] 98b996640072f6c94f6c2d422f16ded75eaa7db9c7b204f1af7cf2938f757411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a03c8ee70a7c76558108f1c8a829ec8a3791fbd3e2c376af059709d0cdf2e51e
[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" "a03c8ee70a7c76558108f1c8a829ec8a3791fbd3e2c376af059709d0cdf2e51e", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a03c8ee70a7c76558108f1c8a829ec8a3791fbd3e2c376af059709d0cdf2e51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03c8ee70a7c76558108f1c8a829ec8a3791fbd3e2c376af059709d0cdf2e51e", kill_on_drop: false }`
[INFO] [stdout] a03c8ee70a7c76558108f1c8a829ec8a3791fbd3e2c376af059709d0cdf2e51e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad79178a00b879249153440ae636daaadebab966ccb7e8980aeb01be4b13418f
[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" "ad79178a00b879249153440ae636daaadebab966ccb7e8980aeb01be4b13418f", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "ad79178a00b879249153440ae636daaadebab966ccb7e8980aeb01be4b13418f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad79178a00b879249153440ae636daaadebab966ccb7e8980aeb01be4b13418f", kill_on_drop: false }`
[INFO] [stdout] ad79178a00b879249153440ae636daaadebab966ccb7e8980aeb01be4b13418f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9e046b5c81225ade4f8b5a402036c0bd8eb013babf7fa03d58664ca13035153
[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" "c9e046b5c81225ade4f8b5a402036c0bd8eb013babf7fa03d58664ca13035153", 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-389db241a9ae101f
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_assert_no_move ... ok
[INFO] [stdout] test test::test_assert_succeed ... ok
[INFO] [stdout] test test::assert_with_message ... ok
[INFO] [stdout] test test::test_assert_panic_0 ... ok
[INFO] [stdout] test test::test_panic_message ... ok
[INFO] [stderr]    Doc-tests assert_matches
[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_assert_panic_4 ... ok
[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; finished in 0.03s
[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; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9e046b5c81225ade4f8b5a402036c0bd8eb013babf7fa03d58664ca13035153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e046b5c81225ade4f8b5a402036c0bd8eb013babf7fa03d58664ca13035153", kill_on_drop: false }`
[INFO] [stdout] c9e046b5c81225ade4f8b5a402036c0bd8eb013babf7fa03d58664ca13035153