[INFO] fetching crate slog-example-lib 0.3.0...
[INFO] checking slog-example-lib-0.3.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate slog-example-lib 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate slog-example-lib 0.3.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-example-lib 0.3.0
[INFO] finished tweaking crates.io crate slog-example-lib 0.3.0
[INFO] tweaked toml for crates.io crate slog-example-lib 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a75fa803b599424a03cbe524fec2fc7ba7ad9b56a0199ea00bb86ba8818a6b6f
[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" "a75fa803b599424a03cbe524fec2fc7ba7ad9b56a0199ea00bb86ba8818a6b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a75fa803b599424a03cbe524fec2fc7ba7ad9b56a0199ea00bb86ba8818a6b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75fa803b599424a03cbe524fec2fc7ba7ad9b56a0199ea00bb86ba8818a6b6f", kill_on_drop: false }`
[INFO] [stdout] a75fa803b599424a03cbe524fec2fc7ba7ad9b56a0199ea00bb86ba8818a6b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4499ab9310685da74c64e81afaaa788f5f5f2f5f552071a889fb4be90e80bab
[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" "b4499ab9310685da74c64e81afaaa788f5f5f2f5f552071a889fb4be90e80bab", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking slog-example-lib v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.12s
[INFO] running `Command { std: "docker" "inspect" "b4499ab9310685da74c64e81afaaa788f5f5f2f5f552071a889fb4be90e80bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4499ab9310685da74c64e81afaaa788f5f5f2f5f552071a889fb4be90e80bab", kill_on_drop: false }`
[INFO] [stdout] b4499ab9310685da74c64e81afaaa788f5f5f2f5f552071a889fb4be90e80bab