[INFO] cloning repository https://github.com/quantum-box/learn-socket-programming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quantum-box/learn-socket-programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquantum-box%2Flearn-socket-programming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquantum-box%2Flearn-socket-programming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43d536be5f2e888170a804fd51232678168dfc3b
[INFO] checking quantum-box/learn-socket-programming against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquantum-box%2Flearn-socket-programming" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/quantum-box/learn-socket-programming
[INFO] finished tweaking git repo https://github.com/quantum-box/learn-socket-programming
[INFO] tweaked toml for git repo https://github.com/quantum-box/learn-socket-programming written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/quantum-box/learn-socket-programming on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/quantum-box/learn-socket-programming already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29b945bcc99ad47f40df528b0d35d0e7e2c70512c06745dccd6f09778f667026
[INFO] running `Command { std: "docker" "start" "-a" "29b945bcc99ad47f40df528b0d35d0e7e2c70512c06745dccd6f09778f667026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29b945bcc99ad47f40df528b0d35d0e7e2c70512c06745dccd6f09778f667026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b945bcc99ad47f40df528b0d35d0e7e2c70512c06745dccd6f09778f667026", kill_on_drop: false }`
[INFO] [stdout] 29b945bcc99ad47f40df528b0d35d0e7e2c70512c06745dccd6f09778f667026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf433f30026584aef2fefea224d718f3a6b8f66c532eb4a0dd64a813e25280c1
[INFO] running `Command { std: "docker" "start" "-a" "bf433f30026584aef2fefea224d718f3a6b8f66c532eb4a0dd64a813e25280c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking socket-programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `Command { std: "docker" "inspect" "bf433f30026584aef2fefea224d718f3a6b8f66c532eb4a0dd64a813e25280c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf433f30026584aef2fefea224d718f3a6b8f66c532eb4a0dd64a813e25280c1", kill_on_drop: false }`
[INFO] [stdout] bf433f30026584aef2fefea224d718f3a6b8f66c532eb4a0dd64a813e25280c1
