[INFO] cloning repository https://github.com/julianduque/hello-heroku-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julianduque/hello-heroku-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulianduque%2Fhello-heroku-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulianduque%2Fhello-heroku-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c55a4e572f9bbd5f8d10c609fc83e8a828a97c9
[INFO] checking julianduque/hello-heroku-rust against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulianduque%2Fhello-heroku-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/julianduque/hello-heroku-rust 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/julianduque/hello-heroku-rust
[INFO] finished tweaking git repo https://github.com/julianduque/hello-heroku-rust
[INFO] tweaked toml for git repo https://github.com/julianduque/hello-heroku-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/julianduque/hello-heroku-rust 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba57a4d57447ff5c58323bd9ea200370b7e6747b70ff2fb0740de21b9f23dc8d
[INFO] running `Command { std: "docker" "start" "-a" "ba57a4d57447ff5c58323bd9ea200370b7e6747b70ff2fb0740de21b9f23dc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba57a4d57447ff5c58323bd9ea200370b7e6747b70ff2fb0740de21b9f23dc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba57a4d57447ff5c58323bd9ea200370b7e6747b70ff2fb0740de21b9f23dc8d", kill_on_drop: false }`
[INFO] [stdout] ba57a4d57447ff5c58323bd9ea200370b7e6747b70ff2fb0740de21b9f23dc8d
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad573cc3c4e6a47cbf3df590e55284f2b6ea357a4e1e949274e911642ee1c2d
[INFO] running `Command { std: "docker" "start" "-a" "9ad573cc3c4e6a47cbf3df590e55284f2b6ea357a4e1e949274e911642ee1c2d", kill_on_drop: false }`
[INFO] [stderr]     Checking hello_heroku_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "9ad573cc3c4e6a47cbf3df590e55284f2b6ea357a4e1e949274e911642ee1c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad573cc3c4e6a47cbf3df590e55284f2b6ea357a4e1e949274e911642ee1c2d", kill_on_drop: false }`
[INFO] [stdout] 9ad573cc3c4e6a47cbf3df590e55284f2b6ea357a4e1e949274e911642ee1c2d
[INFO] checking julianduque/hello-heroku-rust against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulianduque%2Fhello-heroku-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/julianduque/hello-heroku-rust 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/julianduque/hello-heroku-rust
[INFO] finished tweaking git repo https://github.com/julianduque/hello-heroku-rust
[INFO] tweaked toml for git repo https://github.com/julianduque/hello-heroku-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/julianduque/hello-heroku-rust 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f0805926f78356e4fb5b0a3651c889a245e9bad37a6488c8b05d966d6ab9272
[INFO] running `Command { std: "docker" "start" "-a" "2f0805926f78356e4fb5b0a3651c889a245e9bad37a6488c8b05d966d6ab9272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f0805926f78356e4fb5b0a3651c889a245e9bad37a6488c8b05d966d6ab9272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0805926f78356e4fb5b0a3651c889a245e9bad37a6488c8b05d966d6ab9272", kill_on_drop: false }`
[INFO] [stdout] 2f0805926f78356e4fb5b0a3651c889a245e9bad37a6488c8b05d966d6ab9272
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f4e01682a184dfd9a093dec9d530fe68ddcf4628f3fc3a3e4e7d1627273fc32
[INFO] running `Command { std: "docker" "start" "-a" "6f4e01682a184dfd9a093dec9d530fe68ddcf4628f3fc3a3e4e7d1627273fc32", kill_on_drop: false }`
[INFO] [stderr]     Checking hello_heroku_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "6f4e01682a184dfd9a093dec9d530fe68ddcf4628f3fc3a3e4e7d1627273fc32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4e01682a184dfd9a093dec9d530fe68ddcf4628f3fc3a3e4e7d1627273fc32", kill_on_drop: false }`
[INFO] [stdout] 6f4e01682a184dfd9a093dec9d530fe68ddcf4628f3fc3a3e4e7d1627273fc32