[INFO] fetching crate develop_debug 0.4.1...
[INFO] testing develop_debug-0.4.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate develop_debug 0.4.1 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate develop_debug 0.4.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate develop_debug 0.4.1
[INFO] finished tweaking crates.io crate develop_debug 0.4.1
[INFO] tweaked toml for crates.io crate develop_debug 0.4.1 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9bbd780ca09af700ce512be31b9c16dea27223e90e3a6353d29c3411e4ee50b
[INFO] running `Command { std: "docker" "start" "-a" "b9bbd780ca09af700ce512be31b9c16dea27223e90e3a6353d29c3411e4ee50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9bbd780ca09af700ce512be31b9c16dea27223e90e3a6353d29c3411e4ee50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9bbd780ca09af700ce512be31b9c16dea27223e90e3a6353d29c3411e4ee50b", kill_on_drop: false }`
[INFO] [stdout] b9bbd780ca09af700ce512be31b9c16dea27223e90e3a6353d29c3411e4ee50b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8637cfce3f9aaa6b116ae7a3c16e02a74afa9a05e3434edfb86acbcfa6c213b5
[INFO] running `Command { std: "docker" "start" "-a" "8637cfce3f9aaa6b116ae7a3c16e02a74afa9a05e3434edfb86acbcfa6c213b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling develop_debug v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "8637cfce3f9aaa6b116ae7a3c16e02a74afa9a05e3434edfb86acbcfa6c213b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8637cfce3f9aaa6b116ae7a3c16e02a74afa9a05e3434edfb86acbcfa6c213b5", kill_on_drop: false }`
[INFO] [stdout] 8637cfce3f9aaa6b116ae7a3c16e02a74afa9a05e3434edfb86acbcfa6c213b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51fe2a2f0d7556fedaaee9cc1edef0ce836148851daf39e54033633eeeaf1295
[INFO] running `Command { std: "docker" "start" "-a" "51fe2a2f0d7556fedaaee9cc1edef0ce836148851daf39e54033633eeeaf1295", kill_on_drop: false }`
[INFO] [stderr]    Compiling develop_debug v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "51fe2a2f0d7556fedaaee9cc1edef0ce836148851daf39e54033633eeeaf1295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51fe2a2f0d7556fedaaee9cc1edef0ce836148851daf39e54033633eeeaf1295", kill_on_drop: false }`
[INFO] [stdout] 51fe2a2f0d7556fedaaee9cc1edef0ce836148851daf39e54033633eeeaf1295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 330264f232ca68c6c7ac945fc297ce8a55a5e1d920dfe80c2159b5449b6b44b6
[INFO] running `Command { std: "docker" "start" "-a" "330264f232ca68c6c7ac945fc297ce8a55a5e1d920dfe80c2159b5449b6b44b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling develop_debug v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/develop_debug-cccb400e6843bf85)
[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/how_to_use.rs (/opt/rustwide/target/debug/deps/how_to_use-afe90da921b5a742)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test use_develop_debug ... ok
[INFO] [stdout] test use_develop_debug_shortcut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests develop_debug
[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] running `Command { std: "docker" "inspect" "330264f232ca68c6c7ac945fc297ce8a55a5e1d920dfe80c2159b5449b6b44b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330264f232ca68c6c7ac945fc297ce8a55a5e1d920dfe80c2159b5449b6b44b6", kill_on_drop: false }`
[INFO] [stdout] 330264f232ca68c6c7ac945fc297ce8a55a5e1d920dfe80c2159b5449b6b44b6
