[INFO] fetching crate emplace 1.4.1...
[INFO] checking emplace-1.4.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate emplace 1.4.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate emplace 1.4.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emplace 1.4.1
[INFO] finished tweaking crates.io crate emplace 1.4.1
[INFO] tweaked toml for crates.io crate emplace 1.4.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate emplace 1.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplelog v0.9.0
[INFO] [stderr]   Downloaded clap_generate v3.0.0-beta.2
[INFO] [stderr]   Downloaded bugreport v0.3.0
[INFO] [stderr]   Downloaded users v0.11.0
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded anyhow v1.0.39
[INFO] [stderr]   Downloaded os_str_bytes v2.4.0
[INFO] [stderr]   Downloaded ron v0.6.4
[INFO] [stderr]   Downloaded colored v2.0.0
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded dialoguer v0.8.0
[INFO] [stderr]   Downloaded enum_dispatch v0.3.5
[INFO] [stderr]   Downloaded run_script v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 8af64aac83911ce8916e039ea5d61dd0871338c3505906caa91b1b23c88d8c52
[INFO] running `Command { std: "docker" "start" "-a" "8af64aac83911ce8916e039ea5d61dd0871338c3505906caa91b1b23c88d8c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8af64aac83911ce8916e039ea5d61dd0871338c3505906caa91b1b23c88d8c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af64aac83911ce8916e039ea5d61dd0871338c3505906caa91b1b23c88d8c52", kill_on_drop: false }`
[INFO] [stdout] 8af64aac83911ce8916e039ea5d61dd0871338c3505906caa91b1b23c88d8c52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31640fd705827088ea31e31ba0d19b47b7eb70fe3526ab6571f963b95e68e37e
[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" "31640fd705827088ea31e31ba0d19b47b7eb70fe3526ab6571f963b95e68e37e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.39
[INFO] [stderr]    Compiling bugreport v0.3.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling sys-info v0.7.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking fsio v0.2.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking run_script v0.7.0
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking simplelog v0.9.0
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking dialoguer v0.8.0
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling enum_dispatch v0.3.5
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking snailquote v0.3.0
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking clap_generate v3.0.0-beta.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking ron v0.6.4
[INFO] [stderr]     Checking emplace v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "31640fd705827088ea31e31ba0d19b47b7eb70fe3526ab6571f963b95e68e37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31640fd705827088ea31e31ba0d19b47b7eb70fe3526ab6571f963b95e68e37e", kill_on_drop: false }`
[INFO] [stdout] 31640fd705827088ea31e31ba0d19b47b7eb70fe3526ab6571f963b95e68e37e