[INFO] cloning repository https://github.com/tckastanek/interactive-calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tckastanek/interactive-calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Finteractive-calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Finteractive-calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56299bce22804b77a3e75c1810d13c4508b31773
[INFO] checking tckastanek/interactive-calc against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Finteractive-calc" "/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/tckastanek/interactive-calc on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tckastanek/interactive-calc
[INFO] finished tweaking git repo https://github.com/tckastanek/interactive-calc
[INFO] tweaked toml for git repo https://github.com/tckastanek/interactive-calc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tckastanek/interactive-calc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 64d8ddf0c9a8c04c9fe5d92d0e68b287ac31bf3656e45b3bdebff22f61b948ff
[INFO] running `Command { std: "docker" "start" "-a" "64d8ddf0c9a8c04c9fe5d92d0e68b287ac31bf3656e45b3bdebff22f61b948ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64d8ddf0c9a8c04c9fe5d92d0e68b287ac31bf3656e45b3bdebff22f61b948ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d8ddf0c9a8c04c9fe5d92d0e68b287ac31bf3656e45b3bdebff22f61b948ff", kill_on_drop: false }`
[INFO] [stdout] 64d8ddf0c9a8c04c9fe5d92d0e68b287ac31bf3656e45b3bdebff22f61b948ff
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] d95cd7f37cd98b0ad9c33e46400726e83a0a16c65aee9cde9b84db5ddd8c4dc9
[INFO] running `Command { std: "docker" "start" "-a" "d95cd7f37cd98b0ad9c33e46400726e83a0a16c65aee9cde9b84db5ddd8c4dc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking rustyline v6.2.0
[INFO] [stderr]     Checking interactive-calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.46s
[INFO] running `Command { std: "docker" "inspect" "d95cd7f37cd98b0ad9c33e46400726e83a0a16c65aee9cde9b84db5ddd8c4dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d95cd7f37cd98b0ad9c33e46400726e83a0a16c65aee9cde9b84db5ddd8c4dc9", kill_on_drop: false }`
[INFO] [stdout] d95cd7f37cd98b0ad9c33e46400726e83a0a16c65aee9cde9b84db5ddd8c4dc9