[INFO] fetching crate metriken-core 0.1.1...
[INFO] checking metriken-core-0.1.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate metriken-core 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate metriken-core 0.1.1 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 crates.io crate metriken-core 0.1.1
[INFO] finished tweaking crates.io crate metriken-core 0.1.1
[INFO] tweaked toml for crates.io crate metriken-core 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 95ae84284ba402fb1d897e48fbd0b2887d11c10b0b04ff7237e1e53cecc72385
[INFO] running `Command { std: "docker" "start" "-a" "95ae84284ba402fb1d897e48fbd0b2887d11c10b0b04ff7237e1e53cecc72385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95ae84284ba402fb1d897e48fbd0b2887d11c10b0b04ff7237e1e53cecc72385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ae84284ba402fb1d897e48fbd0b2887d11c10b0b04ff7237e1e53cecc72385", kill_on_drop: false }`
[INFO] [stdout] 95ae84284ba402fb1d897e48fbd0b2887d11c10b0b04ff7237e1e53cecc72385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e6f0353803a44e5d82ac5127268fca7af1e79f9d67bcb0ce58ee8c1bb0ce84d3
[INFO] running `Command { std: "docker" "start" "-a" "e6f0353803a44e5d82ac5127268fca7af1e79f9d67bcb0ce58ee8c1bb0ce84d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling metriken-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling linkme-impl v0.3.28
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking linkme v0.3.28
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "e6f0353803a44e5d82ac5127268fca7af1e79f9d67bcb0ce58ee8c1bb0ce84d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f0353803a44e5d82ac5127268fca7af1e79f9d67bcb0ce58ee8c1bb0ce84d3", kill_on_drop: false }`
[INFO] [stdout] e6f0353803a44e5d82ac5127268fca7af1e79f9d67bcb0ce58ee8c1bb0ce84d3
[INFO] checking metriken-core-0.1.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate metriken-core 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate metriken-core 0.1.1 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 crates.io crate metriken-core 0.1.1
[INFO] finished tweaking crates.io crate metriken-core 0.1.1
[INFO] tweaked toml for crates.io crate metriken-core 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7ebcf9044b3093dda42971decab93360ee86fa71a802f2cebafa6b1f6bfda999
[INFO] running `Command { std: "docker" "start" "-a" "7ebcf9044b3093dda42971decab93360ee86fa71a802f2cebafa6b1f6bfda999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ebcf9044b3093dda42971decab93360ee86fa71a802f2cebafa6b1f6bfda999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ebcf9044b3093dda42971decab93360ee86fa71a802f2cebafa6b1f6bfda999", kill_on_drop: false }`
[INFO] [stdout] 7ebcf9044b3093dda42971decab93360ee86fa71a802f2cebafa6b1f6bfda999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f7f84899724f537bcda364f2903e2efbb3c06d4015fa1ef796a0ed8a6b227660
[INFO] running `Command { std: "docker" "start" "-a" "f7f84899724f537bcda364f2903e2efbb3c06d4015fa1ef796a0ed8a6b227660", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling metriken-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking phf_shared v0.11.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling linkme-impl v0.3.28
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking linkme v0.3.28
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "f7f84899724f537bcda364f2903e2efbb3c06d4015fa1ef796a0ed8a6b227660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7f84899724f537bcda364f2903e2efbb3c06d4015fa1ef796a0ed8a6b227660", kill_on_drop: false }`
[INFO] [stdout] f7f84899724f537bcda364f2903e2efbb3c06d4015fa1ef796a0ed8a6b227660