[INFO] fetching crate umberwm 0.0.20...
[INFO] testing umberwm-0.0.20 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate umberwm 0.0.20 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate umberwm 0.0.20 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate umberwm 0.0.20
[INFO] finished tweaking crates.io crate umberwm 0.0.20
[INFO] tweaked toml for crates.io crate umberwm 0.0.20 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate umberwm 0.0.20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26bf557be84c0157ddf168d394d718696d081e991015c371ea69bb4dac35bf20
[INFO] running `Command { std: "docker" "start" "-a" "26bf557be84c0157ddf168d394d718696d081e991015c371ea69bb4dac35bf20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26bf557be84c0157ddf168d394d718696d081e991015c371ea69bb4dac35bf20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26bf557be84c0157ddf168d394d718696d081e991015c371ea69bb4dac35bf20", kill_on_drop: false }`
[INFO] [stdout] 26bf557be84c0157ddf168d394d718696d081e991015c371ea69bb4dac35bf20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3b43ec443304490080b7f4368c8a0cbdf695704ed4641db2c8fa0edbc61b331
[INFO] running `Command { std: "docker" "start" "-a" "d3b43ec443304490080b7f4368c8a0cbdf695704ed4641db2c8fa0edbc61b331", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling umberwm v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.28s
[INFO] running `Command { std: "docker" "inspect" "d3b43ec443304490080b7f4368c8a0cbdf695704ed4641db2c8fa0edbc61b331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b43ec443304490080b7f4368c8a0cbdf695704ed4641db2c8fa0edbc61b331", kill_on_drop: false }`
[INFO] [stdout] d3b43ec443304490080b7f4368c8a0cbdf695704ed4641db2c8fa0edbc61b331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a48a4b1f371e0dd8edc84ec73478178fce7cbf9caf962efbc4ba5a829342b94
[INFO] running `Command { std: "docker" "start" "-a" "9a48a4b1f371e0dd8edc84ec73478178fce7cbf9caf962efbc4ba5a829342b94", kill_on_drop: false }`
[INFO] [stderr]    Compiling umberwm v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "9a48a4b1f371e0dd8edc84ec73478178fce7cbf9caf962efbc4ba5a829342b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a48a4b1f371e0dd8edc84ec73478178fce7cbf9caf962efbc4ba5a829342b94", kill_on_drop: false }`
[INFO] [stdout] 9a48a4b1f371e0dd8edc84ec73478178fce7cbf9caf962efbc4ba5a829342b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb48041d01751aa75e903df2e789391a46df1dd11eb0470e85d334af2479b02f
[INFO] running `Command { std: "docker" "start" "-a" "bb48041d01751aa75e903df2e789391a46df1dd11eb0470e85d334af2479b02f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/umberwm-68f5a62ec3519684)
[INFO] [stderr]    Doc-tests umberwm
[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] [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" "bb48041d01751aa75e903df2e789391a46df1dd11eb0470e85d334af2479b02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb48041d01751aa75e903df2e789391a46df1dd11eb0470e85d334af2479b02f", kill_on_drop: false }`
[INFO] [stdout] bb48041d01751aa75e903df2e789391a46df1dd11eb0470e85d334af2479b02f