[INFO] cloning repository https://github.com/pedrocr/syncer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pedrocr/syncer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedrocr%2Fsyncer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedrocr%2Fsyncer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3438f98685638f3b21235e279c26d446a392cd26
[INFO] building pedrocr/syncer against master#657eefe2dcf18f76ac67a39945810128e101178c for pr-105577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedrocr%2Fsyncer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pedrocr/syncer on toolchain 657eefe2dcf18f76ac67a39945810128e101178c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+657eefe2dcf18f76ac67a39945810128e101178c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pedrocr/syncer
[INFO] finished tweaking git repo https://github.com/pedrocr/syncer
[INFO] tweaked toml for git repo https://github.com/pedrocr/syncer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/pedrocr/syncer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+657eefe2dcf18f76ac67a39945810128e101178c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuse v0.3.1
[INFO] [stderr]   Downloaded blake2 v0.7.1
[INFO] [stderr]   Downloaded users v0.9.1
[INFO] [stderr]   Downloaded fuse_mt v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+657eefe2dcf18f76ac67a39945810128e101178c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25905b4d5ed465784dea46bbfa02a45da2a8ac83cd684f0c613783162dc9b300
[INFO] running `Command { std: "docker" "start" "-a" "25905b4d5ed465784dea46bbfa02a45da2a8ac83cd684f0c613783162dc9b300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25905b4d5ed465784dea46bbfa02a45da2a8ac83cd684f0c613783162dc9b300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25905b4d5ed465784dea46bbfa02a45da2a8ac83cd684f0c613783162dc9b300", kill_on_drop: false }`
[INFO] [stdout] 25905b4d5ed465784dea46bbfa02a45da2a8ac83cd684f0c613783162dc9b300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+657eefe2dcf18f76ac67a39945810128e101178c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8f756c4bc67ea1e18d1b1aaa8308f2455166d2f1a6e2a8552d3538cabf8483e
[INFO] running `Command { std: "docker" "start" "-a" "f8f756c4bc67ea1e18d1b1aaa8308f2455166d2f1a6e2a8552d3538cabf8483e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling users v0.9.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling rusqlite v0.14.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling blake2 v0.7.1
[INFO] [stderr]    Compiling fuse_mt v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling syncer v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 21.11s
[INFO] running `Command { std: "docker" "inspect" "f8f756c4bc67ea1e18d1b1aaa8308f2455166d2f1a6e2a8552d3538cabf8483e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f756c4bc67ea1e18d1b1aaa8308f2455166d2f1a6e2a8552d3538cabf8483e", kill_on_drop: false }`
[INFO] [stdout] f8f756c4bc67ea1e18d1b1aaa8308f2455166d2f1a6e2a8552d3538cabf8483e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+657eefe2dcf18f76ac67a39945810128e101178c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9908a372a635d780d2ccac331f0e8f19c3ee38f4d51ea2ca4789ddabc948fc2c
[INFO] running `Command { std: "docker" "start" "-a" "9908a372a635d780d2ccac331f0e8f19c3ee38f4d51ea2ca4789ddabc948fc2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9908a372a635d780d2ccac331f0e8f19c3ee38f4d51ea2ca4789ddabc948fc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9908a372a635d780d2ccac331f0e8f19c3ee38f4d51ea2ca4789ddabc948fc2c", kill_on_drop: false }`
[INFO] [stdout] 9908a372a635d780d2ccac331f0e8f19c3ee38f4d51ea2ca4789ddabc948fc2c