[INFO] fetching crate ever 0.2.0...
[INFO] checking ever-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate ever 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ever 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ever 0.2.0
[INFO] finished tweaking crates.io crate ever 0.2.0
[INFO] tweaked toml for crates.io crate ever 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18a331c6ce385d46907b9bdb06ffc8117bf76cf3bc077e8a405f0ffcd58d6acb
[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" "18a331c6ce385d46907b9bdb06ffc8117bf76cf3bc077e8a405f0ffcd58d6acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18a331c6ce385d46907b9bdb06ffc8117bf76cf3bc077e8a405f0ffcd58d6acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a331c6ce385d46907b9bdb06ffc8117bf76cf3bc077e8a405f0ffcd58d6acb", kill_on_drop: false }`
[INFO] [stdout] 18a331c6ce385d46907b9bdb06ffc8117bf76cf3bc077e8a405f0ffcd58d6acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb7f9b3de56eb37171a5c4a696ee0a9d16f69401347f29e7c81ef01fc47d195e
[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" "bb7f9b3de56eb37171a5c4a696ee0a9d16f69401347f29e7c81ef01fc47d195e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling git2 v0.13.20
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking cargo-lock v6.0.1
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling ever-macro v0.2.0
[INFO] [stderr]     Checking ever v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "bb7f9b3de56eb37171a5c4a696ee0a9d16f69401347f29e7c81ef01fc47d195e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb7f9b3de56eb37171a5c4a696ee0a9d16f69401347f29e7c81ef01fc47d195e", kill_on_drop: false }`
[INFO] [stdout] bb7f9b3de56eb37171a5c4a696ee0a9d16f69401347f29e7c81ef01fc47d195e