[INFO] cloning repository https://github.com/GustavoKatel/rust-echo-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GustavoKatel/rust-echo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoKatel%2Frust-echo-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoKatel%2Frust-echo-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6391a5c07d99f309265032e234457f5f1942d086
[INFO] checking GustavoKatel/rust-echo-server against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustavoKatel%2Frust-echo-server" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GustavoKatel/rust-echo-server on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GustavoKatel/rust-echo-server
[INFO] finished tweaking git repo https://github.com/GustavoKatel/rust-echo-server
[INFO] tweaked toml for git repo https://github.com/GustavoKatel/rust-echo-server written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/GustavoKatel/rust-echo-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded semver v0.1.20
[INFO] [stderr]   Downloaded rustc_version v0.1.7
[INFO] [stderr]   Downloaded cfg-if v0.1.0
[INFO] [stderr]   Downloaded libc v0.2.16
[INFO] [stderr]   Downloaded lazycell v0.4.0
[INFO] [stderr]   Downloaded kernel32-sys v0.2.2
[INFO] [stderr]   Downloaded ws2_32-sys v0.2.1
[INFO] [stderr]   Downloaded log v0.3.6
[INFO] [stderr]   Downloaded nix v0.6.0
[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded net2 v0.2.26
[INFO] [stderr]   Downloaded miow v0.1.3
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded mio v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20a64d7bc44600ab167fdb6c6dd4c738ae7a1ead24c5c3fdc20ce5447747cf57
[INFO] running `Command { std: "docker" "start" "-a" "20a64d7bc44600ab167fdb6c6dd4c738ae7a1ead24c5c3fdc20ce5447747cf57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20a64d7bc44600ab167fdb6c6dd4c738ae7a1ead24c5c3fdc20ce5447747cf57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a64d7bc44600ab167fdb6c6dd4c738ae7a1ead24c5c3fdc20ce5447747cf57", kill_on_drop: false }`
[INFO] [stdout] 20a64d7bc44600ab167fdb6c6dd4c738ae7a1ead24c5c3fdc20ce5447747cf57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d45b59a08d8de67c2f7d44541769452c9e7fc64755db4c2e640b7af11b3aae79
[INFO] running `Command { std: "docker" "start" "-a" "d45b59a08d8de67c2f7d44541769452c9e7fc64755db4c2e640b7af11b3aae79", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking libc v0.2.16
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking mio v0.6.0
[INFO] [stderr]     Checking rust-echo-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "d45b59a08d8de67c2f7d44541769452c9e7fc64755db4c2e640b7af11b3aae79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d45b59a08d8de67c2f7d44541769452c9e7fc64755db4c2e640b7af11b3aae79", kill_on_drop: false }`
[INFO] [stdout] d45b59a08d8de67c2f7d44541769452c9e7fc64755db4c2e640b7af11b3aae79