[INFO] cloning repository https://github.com/fwcd/socha-client-rust-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fwcd/socha-client-rust-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwcd%2Fsocha-client-rust-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwcd%2Fsocha-client-rust-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 151f0fa9da007e94d65484a3e9bf9a94f103d35a
[INFO] checking fwcd/socha-client-rust-2020 against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwcd%2Fsocha-client-rust-2020" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fwcd/socha-client-rust-2020 on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fwcd/socha-client-rust-2020
[INFO] finished tweaking git repo https://github.com/fwcd/socha-client-rust-2020
[INFO] tweaked toml for git repo https://github.com/fwcd/socha-client-rust-2020 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/fwcd/socha-client-rust-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/fwcd/socha-sdk-rust`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplelog v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e64e7fcc4206490a41a45c55ed2a6baf0bfcd7ab26bec5ca64d585aa06b7af07
[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" "e64e7fcc4206490a41a45c55ed2a6baf0bfcd7ab26bec5ca64d585aa06b7af07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e64e7fcc4206490a41a45c55ed2a6baf0bfcd7ab26bec5ca64d585aa06b7af07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64e7fcc4206490a41a45c55ed2a6baf0bfcd7ab26bec5ca64d585aa06b7af07", kill_on_drop: false }`
[INFO] [stdout] e64e7fcc4206490a41a45c55ed2a6baf0bfcd7ab26bec5ca64d585aa06b7af07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "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] a55e16f985c4f94b4c4f545d60d56e4543fdb1fe2c1dd8d458c5b27d83db6421
[INFO] running `Command { std: "docker" "start" "-a" "a55e16f985c4f94b4c4f545d60d56e4543fdb1fe2c1dd8d458c5b27d83db6421", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking socha-client-base v0.1.0 (https://github.com/fwcd/socha-sdk-rust?rev=9f25f0a#9f25f0af)
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking socha-plugin-2020 v0.1.0 (https://github.com/fwcd/socha-sdk-rust?rev=9f25f0a#9f25f0af)
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking simplelog v0.7.3
[INFO] [stderr]     Checking socha-client-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.68s
[INFO] running `Command { std: "docker" "inspect" "a55e16f985c4f94b4c4f545d60d56e4543fdb1fe2c1dd8d458c5b27d83db6421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55e16f985c4f94b4c4f545d60d56e4543fdb1fe2c1dd8d458c5b27d83db6421", kill_on_drop: false }`
[INFO] [stdout] a55e16f985c4f94b4c4f545d60d56e4543fdb1fe2c1dd8d458c5b27d83db6421