[INFO] fetching crate ambient_rustc 0.3.1...
[INFO] checking ambient_rustc-0.3.1 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate ambient_rustc 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ambient_rustc 0.3.1 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ambient_rustc 0.3.1
[INFO] finished tweaking crates.io crate ambient_rustc 0.3.1
[INFO] tweaked toml for crates.io crate ambient_rustc 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.30.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.10.5
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4576d8300e05efe3ebf21a3d894653a265c364457fd52b05570162771b021a8
[INFO] running `Command { std: "docker" "start" "-a" "d4576d8300e05efe3ebf21a3d894653a265c364457fd52b05570162771b021a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4576d8300e05efe3ebf21a3d894653a265c364457fd52b05570162771b021a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4576d8300e05efe3ebf21a3d894653a265c364457fd52b05570162771b021a8", kill_on_drop: false }`
[INFO] [stdout] d4576d8300e05efe3ebf21a3d894653a265c364457fd52b05570162771b021a8
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a086e9a2d8a0598139232c0f9604a385cff5f63dd94ab798a4a424d089a672d6
[INFO] running `Command { std: "docker" "start" "-a" "a086e9a2d8a0598139232c0f9604a385cff5f63dd94ab798a4a424d089a672d6", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling ambient_rustc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking object v0.36.1
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking backtrace v0.3.73
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "a086e9a2d8a0598139232c0f9604a385cff5f63dd94ab798a4a424d089a672d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a086e9a2d8a0598139232c0f9604a385cff5f63dd94ab798a4a424d089a672d6", kill_on_drop: false }`
[INFO] [stdout] a086e9a2d8a0598139232c0f9604a385cff5f63dd94ab798a4a424d089a672d6
[INFO] checking ambient_rustc-0.3.1 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate ambient_rustc 0.3.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ambient_rustc 0.3.1 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ambient_rustc 0.3.1
[INFO] finished tweaking crates.io crate ambient_rustc 0.3.1
[INFO] tweaked toml for crates.io crate ambient_rustc 0.3.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.30.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 527ae3f06812022a8ce2b2ac5af51d01eaca00d4b8793f2ea4aed14e3331dcaa
[INFO] running `Command { std: "docker" "start" "-a" "527ae3f06812022a8ce2b2ac5af51d01eaca00d4b8793f2ea4aed14e3331dcaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527ae3f06812022a8ce2b2ac5af51d01eaca00d4b8793f2ea4aed14e3331dcaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527ae3f06812022a8ce2b2ac5af51d01eaca00d4b8793f2ea4aed14e3331dcaa", kill_on_drop: false }`
[INFO] [stdout] 527ae3f06812022a8ce2b2ac5af51d01eaca00d4b8793f2ea4aed14e3331dcaa
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d3f42eee5691725742a5b9548d6d1e1f9bf912d37d0823e819688dc4a24480a
[INFO] running `Command { std: "docker" "start" "-a" "0d3f42eee5691725742a5b9548d6d1e1f9bf912d37d0823e819688dc4a24480a", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking addr2line v0.22.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling ambient_rustc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking object v0.36.1
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking backtrace v0.3.73
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "0d3f42eee5691725742a5b9548d6d1e1f9bf912d37d0823e819688dc4a24480a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3f42eee5691725742a5b9548d6d1e1f9bf912d37d0823e819688dc4a24480a", kill_on_drop: false }`
[INFO] [stdout] 0d3f42eee5691725742a5b9548d6d1e1f9bf912d37d0823e819688dc4a24480a
