[INFO] cloning repository https://github.com/narfai/futurecommander
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/narfai/futurecommander" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarfai%2Ffuturecommander", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarfai%2Ffuturecommander'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f97dc204ca3ad0a9cda14f540186950230122e2
[INFO] checking narfai/futurecommander against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarfai%2Ffuturecommander" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/narfai/futurecommander on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/narfai/futurecommander
[INFO] finished tweaking git repo https://github.com/narfai/futurecommander
[INFO] tweaked toml for git repo https://github.com/narfai/futurecommander written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/narfai/futurecommander already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a882f91edde62297f2b8880761874d17396d76ad51943a1d2fd162ba87682bfb
[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" "a882f91edde62297f2b8880761874d17396d76ad51943a1d2fd162ba87682bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a882f91edde62297f2b8880761874d17396d76ad51943a1d2fd162ba87682bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a882f91edde62297f2b8880761874d17396d76ad51943a1d2fd162ba87682bfb", kill_on_drop: false }`
[INFO] [stdout] a882f91edde62297f2b8880761874d17396d76ad51943a1d2fd162ba87682bfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed8bda5a6ab5537678ceb0f11ca953fb8c2ca6a520f898282b532318ae8e45d2
[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" "ed8bda5a6ab5537678ceb0f11ca953fb8c2ca6a520f898282b532318ae8e45d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking futurecommander_representation v0.4.1 (/opt/rustwide/workdir/futurecommander_representation)
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.9
[INFO] [stderr]    Compiling typetag-impl v0.1.6
[INFO] [stderr]     Checking inventory v0.1.9
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking typetag v0.1.6
[INFO] [stderr]     Checking futurecommander_filesystem v0.4.1 (/opt/rustwide/workdir/futurecommander_filesystem)
[INFO] [stderr]     Checking futurecommander_shell v0.4.1 (/opt/rustwide/workdir/futurecommander_shell)
[INFO] [stderr]     Checking futurecommander v0.4.1 (/opt/rustwide/workdir/futurecommander)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.38s
[INFO] running `Command { std: "docker" "inspect" "ed8bda5a6ab5537678ceb0f11ca953fb8c2ca6a520f898282b532318ae8e45d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8bda5a6ab5537678ceb0f11ca953fb8c2ca6a520f898282b532318ae8e45d2", kill_on_drop: false }`
[INFO] [stdout] ed8bda5a6ab5537678ceb0f11ca953fb8c2ca6a520f898282b532318ae8e45d2