[INFO] cloning repository https://github.com/zo-el/tokio-async-workshop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zo-el/tokio-async-workshop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzo-el%2Ftokio-async-workshop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzo-el%2Ftokio-async-workshop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f37f5163fe0f241022530131180c50bbc102a42
[INFO] checking zo-el/tokio-async-workshop against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzo-el%2Ftokio-async-workshop" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/zo-el/tokio-async-workshop on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-92/source/.cargo/config
[INFO] removed /workspace/builds/worker-92/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/zo-el/tokio-async-workshop
[INFO] finished tweaking git repo https://github.com/zo-el/tokio-async-workshop
[INFO] tweaked toml for git repo https://github.com/zo-el/tokio-async-workshop written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/zo-el/tokio-async-workshop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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 tracing-attributes v0.1.3
[INFO] [stderr]   Downloaded tracing-core v0.1.6
[INFO] [stderr]   Downloaded tracing-log v0.1.0
[INFO] [stderr]   Downloaded tracing v0.1.9
[INFO] [stderr]   Downloaded tracing-subscriber v0.1.3
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.5
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.5
[INFO] [stderr]   Downloaded pin-project-internal v0.4.0-alpha.11
[INFO] [stderr]   Downloaded pin-project v0.4.0-alpha.11
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tokio-sync v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tokio-executor v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tokio-net v0.2.0-alpha.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75ff072ba4d3b592cc0e3aba6ee96c14efa1d964a7cb86901b69e90fd1cfe36e
[INFO] running `Command { std: "docker" "start" "-a" "75ff072ba4d3b592cc0e3aba6ee96c14efa1d964a7cb86901b69e90fd1cfe36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75ff072ba4d3b592cc0e3aba6ee96c14efa1d964a7cb86901b69e90fd1cfe36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ff072ba4d3b592cc0e3aba6ee96c14efa1d964a7cb86901b69e90fd1cfe36e", kill_on_drop: false }`
[INFO] [stdout] 75ff072ba4d3b592cc0e3aba6ee96c14efa1d964a7cb86901b69e90fd1cfe36e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ee19ff28c769c76b61009611e52b3c17173c4d7489b592613672d0df9d593f3
[INFO] running `Command { std: "docker" "start" "-a" "4ee19ff28c769c76b61009611e52b3c17173c4d7489b592613672d0df9d593f3", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "4ee19ff28c769c76b61009611e52b3c17173c4d7489b592613672d0df9d593f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ee19ff28c769c76b61009611e52b3c17173c4d7489b592613672d0df9d593f3", kill_on_drop: false }`
[INFO] [stdout] 4ee19ff28c769c76b61009611e52b3c17173c4d7489b592613672d0df9d593f3