[INFO] fetching crate evtclib 0.4.0...
[INFO] checking evtclib-0.4.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate evtclib 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate evtclib 0.4.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evtclib 0.4.0
[INFO] finished tweaking crates.io crate evtclib 0.4.0
[INFO] tweaked toml for crates.io crate evtclib 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate evtclib 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getset v0.1.1
[INFO] [stderr]   Downloaded proc-macro-error v1.0.3
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.3
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded syn v1.0.35
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded syn-mid v0.5.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.19
[INFO] [stderr]   Downloaded bzip2 v0.3.3
[INFO] [stderr]   Downloaded flate2 v1.0.16
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] [stderr]   Downloaded cc v1.0.58
[INFO] [stderr]   Downloaded thiserror v1.0.20
[INFO] [stderr]   Downloaded bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]   Downloaded miniz_oxide v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25b7f5e46a92ad887a3ca32ab0cdf4d74308d0be69c09092a9eab3176da285ed
[INFO] running `Command { std: "docker" "start" "-a" "25b7f5e46a92ad887a3ca32ab0cdf4d74308d0be69c09092a9eab3176da285ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25b7f5e46a92ad887a3ca32ab0cdf4d74308d0be69c09092a9eab3176da285ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b7f5e46a92ad887a3ca32ab0cdf4d74308d0be69c09092a9eab3176da285ed", kill_on_drop: false }`
[INFO] [stdout] 25b7f5e46a92ad887a3ca32ab0cdf4d74308d0be69c09092a9eab3176da285ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93d87095545a87e25897b4f1013c87decf12df39250ed1056d1d5765f9cea08e
[INFO] running `Command { std: "docker" "start" "-a" "93d87095545a87e25897b4f1013c87decf12df39250ed1056d1d5765f9cea08e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking evtclib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.54s
[INFO] running `Command { std: "docker" "inspect" "93d87095545a87e25897b4f1013c87decf12df39250ed1056d1d5765f9cea08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d87095545a87e25897b4f1013c87decf12df39250ed1056d1d5765f9cea08e", kill_on_drop: false }`
[INFO] [stdout] 93d87095545a87e25897b4f1013c87decf12df39250ed1056d1d5765f9cea08e