[INFO] fetching crate flexi_logger 0.15.7...
[INFO] testing flexi_logger-0.15.7 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate flexi_logger 0.15.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate flexi_logger 0.15.7 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flexi_logger 0.15.7
[INFO] finished tweaking crates.io crate flexi_logger 0.15.7
[INFO] tweaked toml for crates.io crate flexi_logger 0.15.7 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate flexi_logger 0.15.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35eeb8dcf62106c4e5e1c6a88796fd31ef85b1f0f7273f58d5654e32d76be8c6
[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" "35eeb8dcf62106c4e5e1c6a88796fd31ef85b1f0f7273f58d5654e32d76be8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35eeb8dcf62106c4e5e1c6a88796fd31ef85b1f0f7273f58d5654e32d76be8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35eeb8dcf62106c4e5e1c6a88796fd31ef85b1f0f7273f58d5654e32d76be8c6", kill_on_drop: false }`
[INFO] [stdout] 35eeb8dcf62106c4e5e1c6a88796fd31ef85b1f0f7273f58d5654e32d76be8c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb9d149c7e87e7522de323c4d75f0be6a33dfafb5ee3d341b6707abc3dc2638f
[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" "bb9d149c7e87e7522de323c4d75f0be6a33dfafb5ee3d341b6707abc3dc2638f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling flexi_logger v0.15.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.46s
[INFO] running `Command { std: "docker" "inspect" "bb9d149c7e87e7522de323c4d75f0be6a33dfafb5ee3d341b6707abc3dc2638f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9d149c7e87e7522de323c4d75f0be6a33dfafb5ee3d341b6707abc3dc2638f", kill_on_drop: false }`
[INFO] [stdout] bb9d149c7e87e7522de323c4d75f0be6a33dfafb5ee3d341b6707abc3dc2638f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0b4b3ac0c8ba7b6da6486eca02b49dbd03f6acb6475d64c2e5826777189f9e0
[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" "b0b4b3ac0c8ba7b6da6486eca02b49dbd03f6acb6475d64c2e5826777189f9e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling version-sync v0.9.0
[INFO] [stderr]    Compiling flexi_logger v0.15.7 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `flexi_logger`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name flexi_logger --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test --cfg 'feature="colors"' --cfg 'feature="default"' --cfg 'feature="regex"' --cfg 'feature="textfilter"' --cfg 'feature="yansi"' -C metadata=159c4682e97089b8 -C extra-filename=-159c4682e97089b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-f2a03b27c0b1d1ec.rlib --extern glob=/opt/rustwide/target/debug/deps/libglob-22257a5316e5ea03.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-2c5a3e6f05aa3f12.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-4da3f475abc140e9.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-0dcdb6750d74899e.so --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-228e89f508e5f94c.rlib --extern version_sync=/opt/rustwide/target/debug/deps/libversion_sync-2a5d7479add64624.rlib --extern yansi=/opt/rustwide/target/debug/deps/libyansi-6ff52ab9352c20ee.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b0b4b3ac0c8ba7b6da6486eca02b49dbd03f6acb6475d64c2e5826777189f9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b4b3ac0c8ba7b6da6486eca02b49dbd03f6acb6475d64c2e5826777189f9e0", kill_on_drop: false }`
[INFO] [stdout] b0b4b3ac0c8ba7b6da6486eca02b49dbd03f6acb6475d64c2e5826777189f9e0