[INFO] fetching crate stak-minifier-macro 0.1.14...
[INFO] building stak-minifier-macro-0.1.14 against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] extracting crate stak-minifier-macro 0.1.14 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate stak-minifier-macro 0.1.14 on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stak-minifier-macro 0.1.14
[INFO] finished tweaking crates.io crate stak-minifier-macro 0.1.14
[INFO] tweaked toml for crates.io crate stak-minifier-macro 0.1.14 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stak-code v0.2.43
[INFO] [stderr]   Downloaded stak-macro v0.1.45
[INFO] [stderr]   Downloaded stak-file v0.4.2
[INFO] [stderr]   Downloaded stak-process-context v0.2.2
[INFO] [stderr]   Downloaded stak-minifier v0.1.21
[INFO] [stderr]   Downloaded stak-device v0.2.44
[INFO] [stderr]   Downloaded stak-macro-util v0.1.21
[INFO] [stderr]   Downloaded stak-primitive v0.5.2
[INFO] [stderr]   Downloaded stak-vm v0.5.2
[INFO] [stderr]   Downloaded stak-configuration v0.1.40
[INFO] [stderr]   Downloaded stak-compiler v0.1.48
[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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3f04b7c523158a27f60c52351b791a270cf8885e4ef78a37400c07ac6656f69
[INFO] running `Command { std: "docker" "start" "-a" "b3f04b7c523158a27f60c52351b791a270cf8885e4ef78a37400c07ac6656f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3f04b7c523158a27f60c52351b791a270cf8885e4ef78a37400c07ac6656f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f04b7c523158a27f60c52351b791a270cf8885e4ef78a37400c07ac6656f69", kill_on_drop: false }`
[INFO] [stdout] b3f04b7c523158a27f60c52351b791a270cf8885e4ef78a37400c07ac6656f69
[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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ef2095e43e4bf09c7b152c53087b1744804ec348441f27ec238ec709f25485
[INFO] running `Command { std: "docker" "start" "-a" "77ef2095e43e4bf09c7b152c53087b1744804ec348441f27ec238ec709f25485", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling stak-code v0.2.43
[INFO] [stderr]    Compiling stak-compiler v0.1.48
[INFO] [stderr]    Compiling stak-process-context v0.2.2
[INFO] [stderr]    Compiling stak-device v0.2.44
[INFO] [stderr]    Compiling stak-vm v0.5.2
[INFO] [stderr]    Compiling stak-file v0.4.2
[INFO] [stderr]    Compiling stak-configuration v0.1.40
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling stak-primitive v0.5.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling stak-macro-util v0.1.21
[INFO] [stderr]    Compiling stak-macro v0.1.45
[INFO] [stderr]    Compiling stak-minifier v0.1.21
[INFO] [stderr]    Compiling stak-minifier-macro v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 48s
[INFO] running `Command { std: "docker" "inspect" "77ef2095e43e4bf09c7b152c53087b1744804ec348441f27ec238ec709f25485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ef2095e43e4bf09c7b152c53087b1744804ec348441f27ec238ec709f25485", kill_on_drop: false }`
[INFO] [stdout] 77ef2095e43e4bf09c7b152c53087b1744804ec348441f27ec238ec709f25485
[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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99d371806025a81e64bf6483888013460be95b564c8507626084ba9c02d1a9cb
[INFO] running `Command { std: "docker" "start" "-a" "99d371806025a81e64bf6483888013460be95b564c8507626084ba9c02d1a9cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling stak-code v0.2.43
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling stak-device v0.2.44
[INFO] [stderr]    Compiling stak-process-context v0.2.2
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling stak-file v0.4.2
[INFO] [stderr]    Compiling stak-configuration v0.1.40
[INFO] [stderr]    Compiling stak-vm v0.5.2
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling stak-primitive v0.5.2
[INFO] [stderr]    Compiling stak-compiler v0.1.48
[INFO] [stderr]    Compiling stak-macro-util v0.1.21
[INFO] [stderr]    Compiling stak-macro v0.1.45
[INFO] [stderr]    Compiling stak-minifier v0.1.21
[INFO] [stderr]    Compiling stak-minifier-macro v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4m 18s
[INFO] running `Command { std: "docker" "inspect" "99d371806025a81e64bf6483888013460be95b564c8507626084ba9c02d1a9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99d371806025a81e64bf6483888013460be95b564c8507626084ba9c02d1a9cb", kill_on_drop: false }`
[INFO] [stdout] 99d371806025a81e64bf6483888013460be95b564c8507626084ba9c02d1a9cb
[INFO] building stak-minifier-macro-0.1.14 against try#7587ff3622fbec0abf6ac551eab5226f22f5d958 for pr-127731
[INFO] extracting crate stak-minifier-macro 0.1.14 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate stak-minifier-macro 0.1.14 on toolchain 7587ff3622fbec0abf6ac551eab5226f22f5d958
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stak-minifier-macro 0.1.14
[INFO] finished tweaking crates.io crate stak-minifier-macro 0.1.14
[INFO] tweaked toml for crates.io crate stak-minifier-macro 0.1.14 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d2fb54b8a85d0a4ae3aa324a8f95bfa50f4811e8c67db4d35659a2149351da4
[INFO] running `Command { std: "docker" "start" "-a" "3d2fb54b8a85d0a4ae3aa324a8f95bfa50f4811e8c67db4d35659a2149351da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d2fb54b8a85d0a4ae3aa324a8f95bfa50f4811e8c67db4d35659a2149351da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2fb54b8a85d0a4ae3aa324a8f95bfa50f4811e8c67db4d35659a2149351da4", kill_on_drop: false }`
[INFO] [stdout] 3d2fb54b8a85d0a4ae3aa324a8f95bfa50f4811e8c67db4d35659a2149351da4
[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" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e372b53a80d2ee95946454c764f1b7943dd026c9c26dcd70d476687de544f213
[INFO] running `Command { std: "docker" "start" "-a" "e372b53a80d2ee95946454c764f1b7943dd026c9c26dcd70d476687de544f213", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling stak-code v0.2.43
[INFO] [stderr]    Compiling stak-device v0.2.44
[INFO] [stderr]    Compiling stak-compiler v0.1.48
[INFO] [stderr]    Compiling stak-vm v0.5.2
[INFO] [stderr]    Compiling stak-file v0.4.2
[INFO] [stderr]    Compiling stak-process-context v0.2.2
[INFO] [stderr]    Compiling stak-configuration v0.1.40
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling stak-primitive v0.5.2
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling stak-macro-util v0.1.21
[INFO] [stderr]    Compiling stak-macro v0.1.45
[INFO] [stderr]    Compiling stak-minifier v0.1.21
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "e372b53a80d2ee95946454c764f1b7943dd026c9c26dcd70d476687de544f213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e372b53a80d2ee95946454c764f1b7943dd026c9c26dcd70d476687de544f213", kill_on_drop: false }`
[INFO] [stdout] e372b53a80d2ee95946454c764f1b7943dd026c9c26dcd70d476687de544f213