[INFO] fetching crate kalk_cli 0.3.8...
[INFO] checking kalk_cli-0.3.8 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate kalk_cli 0.3.8 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate kalk_cli 0.3.8 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kalk_cli 0.3.8
[INFO] finished tweaking crates.io crate kalk_cli 0.3.8
[INFO] tweaked toml for crates.io crate kalk_cli 0.3.8 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate kalk_cli 0.3.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.11.0
[INFO] [stderr]   Downloaded az v1.0.0
[INFO] [stderr]   Downloaded test-case v1.0.0
[INFO] [stderr]   Downloaded winres v0.1.11
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.2
[INFO] [stderr]   Downloaded kalk v1.2.6
[INFO] [stderr]   Downloaded seahorse v1.1.1
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee51c558e5d26a4fc4a016c066e977ca8108ba77cb508c8e5829913bc5a63038
[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" "ee51c558e5d26a4fc4a016c066e977ca8108ba77cb508c8e5829913bc5a63038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee51c558e5d26a4fc4a016c066e977ca8108ba77cb508c8e5829913bc5a63038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee51c558e5d26a4fc4a016c066e977ca8108ba77cb508c8e5829913bc5a63038", kill_on_drop: false }`
[INFO] [stdout] ee51c558e5d26a4fc4a016c066e977ca8108ba77cb508c8e5829913bc5a63038
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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] f6386952777e4597dcd55ee2d8acd60a7b1afcd9177d4a16d4c046311b37ba1d
[INFO] running `Command { std: "docker" "start" "-a" "f6386952777e4597dcd55ee2d8acd60a7b1afcd9177d4a16d4c046311b37ba1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rug v1.11.0
[INFO] [stderr]     Checking az v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling kalk_cli v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking seahorse v1.1.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking rustyline v7.0.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "f6386952777e4597dcd55ee2d8acd60a7b1afcd9177d4a16d4c046311b37ba1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6386952777e4597dcd55ee2d8acd60a7b1afcd9177d4a16d4c046311b37ba1d", kill_on_drop: false }`
[INFO] [stdout] f6386952777e4597dcd55ee2d8acd60a7b1afcd9177d4a16d4c046311b37ba1d