[INFO] fetching crate panic_monitor 0.2.1...
[INFO] testing panic_monitor-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate panic_monitor 0.2.1 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate panic_monitor 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate panic_monitor 0.2.1
[INFO] finished tweaking crates.io crate panic_monitor 0.2.1
[INFO] tweaked toml for crates.io crate panic_monitor 0.2.1 written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f2aae87b209aa010c387ded10c4187778683a650feeedc13f07004e9099bd1a
[INFO] running `Command { std: "docker" "start" "-a" "2f2aae87b209aa010c387ded10c4187778683a650feeedc13f07004e9099bd1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f2aae87b209aa010c387ded10c4187778683a650feeedc13f07004e9099bd1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2aae87b209aa010c387ded10c4187778683a650feeedc13f07004e9099bd1a", kill_on_drop: false }`
[INFO] [stdout] 2f2aae87b209aa010c387ded10c4187778683a650feeedc13f07004e9099bd1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aa93c366fd66d8f9ed407dd9180fc6e20b4021f1e7835e9bb08c316fddb0568
[INFO] running `Command { std: "docker" "start" "-a" "2aa93c366fd66d8f9ed407dd9180fc6e20b4021f1e7835e9bb08c316fddb0568", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic_monitor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "2aa93c366fd66d8f9ed407dd9180fc6e20b4021f1e7835e9bb08c316fddb0568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa93c366fd66d8f9ed407dd9180fc6e20b4021f1e7835e9bb08c316fddb0568", kill_on_drop: false }`
[INFO] [stdout] 2aa93c366fd66d8f9ed407dd9180fc6e20b4021f1e7835e9bb08c316fddb0568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e1184e142561a972eaa09dd3662a24bb7d54d12f1c33dc26cdd03d3ba303e83
[INFO] running `Command { std: "docker" "start" "-a" "0e1184e142561a972eaa09dd3662a24bb7d54d12f1c33dc26cdd03d3ba303e83", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic_monitor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "0e1184e142561a972eaa09dd3662a24bb7d54d12f1c33dc26cdd03d3ba303e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1184e142561a972eaa09dd3662a24bb7d54d12f1c33dc26cdd03d3ba303e83", kill_on_drop: false }`
[INFO] [stdout] 0e1184e142561a972eaa09dd3662a24bb7d54d12f1c33dc26cdd03d3ba303e83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f9631cd22bcaf2638f63c9c90a7bea8e788b92dcfebb5326b1b79e38e88e724
[INFO] running `Command { std: "docker" "start" "-a" "1f9631cd22bcaf2638f63c9c90a7bea8e788b92dcfebb5326b1b79e38e88e724", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/panic_monitor-695e2b3580d82b8a)
[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/test.rs (/opt/rustwide/target/debug/deps/test-52d411371ad1a8a8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests panic_monitor
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f9631cd22bcaf2638f63c9c90a7bea8e788b92dcfebb5326b1b79e38e88e724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9631cd22bcaf2638f63c9c90a7bea8e788b92dcfebb5326b1b79e38e88e724", kill_on_drop: false }`
[INFO] [stdout] 1f9631cd22bcaf2638f63c9c90a7bea8e788b92dcfebb5326b1b79e38e88e724