[INFO] fetching crate r1 0.6.4...
[INFO] testing r1-0.6.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate r1 0.6.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate r1 0.6.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r1 0.6.4
[INFO] finished tweaking crates.io crate r1 0.6.4
[INFO] tweaked toml for crates.io crate r1 0.6.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate r1 0.6.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libdbus-sys v0.2.1
[INFO] [stderr]   Downloaded dbus v0.8.4
[INFO] [stderr]   Downloaded dia-args v0.51.6
[INFO] [stderr]   Downloaded ro v1.0.0
[INFO] [stderr]   Downloaded namaste v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93f4830a58967a98916072cfaa4c06fc24ab73f0957c1b14c5844cad3707bb41
[INFO] running `Command { std: "docker" "start" "-a" "93f4830a58967a98916072cfaa4c06fc24ab73f0957c1b14c5844cad3707bb41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f4830a58967a98916072cfaa4c06fc24ab73f0957c1b14c5844cad3707bb41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f4830a58967a98916072cfaa4c06fc24ab73f0957c1b14c5844cad3707bb41", kill_on_drop: false }`
[INFO] [stdout] 93f4830a58967a98916072cfaa4c06fc24ab73f0957c1b14c5844cad3707bb41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b2d88925cee61f46673b22e266689e93acdd38afccd6b38ea5aecae378267dc
[INFO] running `Command { std: "docker" "start" "-a" "2b2d88925cee61f46673b22e266689e93acdd38afccd6b38ea5aecae378267dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling r1 v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "2b2d88925cee61f46673b22e266689e93acdd38afccd6b38ea5aecae378267dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2d88925cee61f46673b22e266689e93acdd38afccd6b38ea5aecae378267dc", kill_on_drop: false }`
[INFO] [stdout] 2b2d88925cee61f46673b22e266689e93acdd38afccd6b38ea5aecae378267dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d99c5410708e43678136298b821bc1739220d08661b909d453b8b9e82b77b243
[INFO] running `Command { std: "docker" "start" "-a" "d99c5410708e43678136298b821bc1739220d08661b909d453b8b9e82b77b243", kill_on_drop: false }`
[INFO] [stderr]    Compiling r1 v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "d99c5410708e43678136298b821bc1739220d08661b909d453b8b9e82b77b243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d99c5410708e43678136298b821bc1739220d08661b909d453b8b9e82b77b243", kill_on_drop: false }`
[INFO] [stdout] d99c5410708e43678136298b821bc1739220d08661b909d453b8b9e82b77b243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e021ead2a64ece3e2bcb34b0d9cea856c56e1fd2e858d9969ab69957cfffcda2
[INFO] running `Command { std: "docker" "start" "-a" "e021ead2a64ece3e2bcb34b0d9cea856c56e1fd2e858d9969ab69957cfffcda2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r1-6e873715a5b3fb94)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests r1
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_crate_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "e021ead2a64ece3e2bcb34b0d9cea856c56e1fd2e858d9969ab69957cfffcda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e021ead2a64ece3e2bcb34b0d9cea856c56e1fd2e858d9969ab69957cfffcda2", kill_on_drop: false }`
[INFO] [stdout] e021ead2a64ece3e2bcb34b0d9cea856c56e1fd2e858d9969ab69957cfffcda2