[INFO] cloning repository https://github.com/monkeysprocket/ch20-web-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monkeysprocket/ch20-web-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeysprocket%2Fch20-web-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeysprocket%2Fch20-web-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2d5b03dfdcf55ef19b95b75e873fc518a620bc9
[INFO] checking monkeysprocket/ch20-web-server against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeysprocket%2Fch20-web-server" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monkeysprocket/ch20-web-server on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monkeysprocket/ch20-web-server
[INFO] finished tweaking git repo https://github.com/monkeysprocket/ch20-web-server
[INFO] tweaked toml for git repo https://github.com/monkeysprocket/ch20-web-server written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/monkeysprocket/ch20-web-server 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62c62fb059b8ffe3fc0921181e9fb629b4bc4ed4178d3e329d5ff0a4cf453d47
[INFO] running `Command { std: "docker" "start" "-a" "62c62fb059b8ffe3fc0921181e9fb629b4bc4ed4178d3e329d5ff0a4cf453d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62c62fb059b8ffe3fc0921181e9fb629b4bc4ed4178d3e329d5ff0a4cf453d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c62fb059b8ffe3fc0921181e9fb629b4bc4ed4178d3e329d5ff0a4cf453d47", kill_on_drop: false }`
[INFO] [stdout] 62c62fb059b8ffe3fc0921181e9fb629b4bc4ed4178d3e329d5ff0a4cf453d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b20e93fdec81dfd2a5788eacab6016d09eda2c6ac92deff4dd141accbc2d3660
[INFO] running `Command { std: "docker" "start" "-a" "b20e93fdec81dfd2a5788eacab6016d09eda2c6ac92deff4dd141accbc2d3660", kill_on_drop: false }`
[INFO] [stderr]     Checking threadpool v0.1.0 (/opt/rustwide/workdir/threadpool)
[INFO] [stderr]     Checking ch20-web-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "b20e93fdec81dfd2a5788eacab6016d09eda2c6ac92deff4dd141accbc2d3660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20e93fdec81dfd2a5788eacab6016d09eda2c6ac92deff4dd141accbc2d3660", kill_on_drop: false }`
[INFO] [stdout] b20e93fdec81dfd2a5788eacab6016d09eda2c6ac92deff4dd141accbc2d3660
[INFO] checking monkeysprocket/ch20-web-server against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeysprocket%2Fch20-web-server" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monkeysprocket/ch20-web-server on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monkeysprocket/ch20-web-server
[INFO] finished tweaking git repo https://github.com/monkeysprocket/ch20-web-server
[INFO] tweaked toml for git repo https://github.com/monkeysprocket/ch20-web-server written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/monkeysprocket/ch20-web-server 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4735c84ead7ce356dd0e94ed7ad187b3c3c519cc8303f69c002a200a2d7d57b7
[INFO] running `Command { std: "docker" "start" "-a" "4735c84ead7ce356dd0e94ed7ad187b3c3c519cc8303f69c002a200a2d7d57b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4735c84ead7ce356dd0e94ed7ad187b3c3c519cc8303f69c002a200a2d7d57b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4735c84ead7ce356dd0e94ed7ad187b3c3c519cc8303f69c002a200a2d7d57b7", kill_on_drop: false }`
[INFO] [stdout] 4735c84ead7ce356dd0e94ed7ad187b3c3c519cc8303f69c002a200a2d7d57b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ab4f77d997a7c10f339fd4a5aa7e897d47dc5f95fb32132417a9ba7bab1fcc
[INFO] running `Command { std: "docker" "start" "-a" "a0ab4f77d997a7c10f339fd4a5aa7e897d47dc5f95fb32132417a9ba7bab1fcc", kill_on_drop: false }`
[INFO] [stderr]     Checking threadpool v0.1.0 (/opt/rustwide/workdir/threadpool)
[INFO] [stderr]     Checking ch20-web-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a0ab4f77d997a7c10f339fd4a5aa7e897d47dc5f95fb32132417a9ba7bab1fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ab4f77d997a7c10f339fd4a5aa7e897d47dc5f95fb32132417a9ba7bab1fcc", kill_on_drop: false }`
[INFO] [stdout] a0ab4f77d997a7c10f339fd4a5aa7e897d47dc5f95fb32132417a9ba7bab1fcc