[INFO] fetching crate google-taskqueue1_beta2-cli 3.1.0+20160428...
[INFO] checking google-taskqueue1_beta2-cli-3.1.0+20160428 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate google-taskqueue1_beta2-cli 3.1.0+20160428 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428
[INFO] finished tweaking crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428
[INFO] tweaked toml for crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `3.1.0+20160428` for dependency `google-taskqueue1_beta2` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded google-taskqueue1_beta2 v3.1.0+20160428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e32fbe7ee2946da623286c7660ab2e740f0548a8f5ba3695c8dd18846bac2af
[INFO] running `Command { std: "docker" "start" "-a" "4e32fbe7ee2946da623286c7660ab2e740f0548a8f5ba3695c8dd18846bac2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e32fbe7ee2946da623286c7660ab2e740f0548a8f5ba3695c8dd18846bac2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e32fbe7ee2946da623286c7660ab2e740f0548a8f5ba3695c8dd18846bac2af", kill_on_drop: false }`
[INFO] [stdout] 4e32fbe7ee2946da623286c7660ab2e740f0548a8f5ba3695c8dd18846bac2af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23a110b75464d08a8cc92784269b119b43f848b750168e17c9060700e9fab8ca
[INFO] running `Command { std: "docker" "start" "-a" "23a110b75464d08a8cc92784269b119b43f848b750168e17c9060700e9fab8ca", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `3.1.0+20160428` for dependency `google-taskqueue1_beta2` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Checking google-taskqueue1_beta2 v3.1.0+20160428
[INFO] [stderr]     Checking google-taskqueue1_beta2-cli v3.1.0+20160428 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "23a110b75464d08a8cc92784269b119b43f848b750168e17c9060700e9fab8ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a110b75464d08a8cc92784269b119b43f848b750168e17c9060700e9fab8ca", kill_on_drop: false }`
[INFO] [stdout] 23a110b75464d08a8cc92784269b119b43f848b750168e17c9060700e9fab8ca
[INFO] checking google-taskqueue1_beta2-cli-3.1.0+20160428 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate google-taskqueue1_beta2-cli 3.1.0+20160428 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428
[INFO] finished tweaking crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428
[INFO] tweaked toml for crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate google-taskqueue1_beta2-cli 3.1.0+20160428 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `3.1.0+20160428` for dependency `google-taskqueue1_beta2` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ce8241ebfb0f8f7b2ff783d49e673152dc83a8b51c07f53cf33eb9496532819
[INFO] running `Command { std: "docker" "start" "-a" "8ce8241ebfb0f8f7b2ff783d49e673152dc83a8b51c07f53cf33eb9496532819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ce8241ebfb0f8f7b2ff783d49e673152dc83a8b51c07f53cf33eb9496532819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce8241ebfb0f8f7b2ff783d49e673152dc83a8b51c07f53cf33eb9496532819", kill_on_drop: false }`
[INFO] [stdout] 8ce8241ebfb0f8f7b2ff783d49e673152dc83a8b51c07f53cf33eb9496532819
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bae9665424c987e699a8c73cebf8a6e4f4594efedd54974121291b2079b1c11b
[INFO] running `Command { std: "docker" "start" "-a" "bae9665424c987e699a8c73cebf8a6e4f4594efedd54974121291b2079b1c11b", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `3.1.0+20160428` for dependency `google-taskqueue1_beta2` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Checking google-taskqueue1_beta2 v3.1.0+20160428
[INFO] [stderr]     Checking google-taskqueue1_beta2-cli v3.1.0+20160428 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "bae9665424c987e699a8c73cebf8a6e4f4594efedd54974121291b2079b1c11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae9665424c987e699a8c73cebf8a6e4f4594efedd54974121291b2079b1c11b", kill_on_drop: false }`
[INFO] [stdout] bae9665424c987e699a8c73cebf8a6e4f4594efedd54974121291b2079b1c11b