[INFO] cloning repository https://github.com/moyix/synthehol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moyix/synthehol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoyix%2Fsynthehol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoyix%2Fsynthehol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3845971ebaf88033e36cfcfde48d1f088d6b1fd6
[INFO] testing moyix/synthehol against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoyix%2Fsynthehol" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/moyix/synthehol on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/moyix/synthehol
[INFO] finished tweaking git repo https://github.com/moyix/synthehol
[INFO] tweaked toml for git repo https://github.com/moyix/synthehol written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/moyix/synthehol already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded z3 v0.6.0
[INFO] [stderr]   Downloaded z3-sys v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85501f74a696720f680bd8fcf2eab983f12e21d886751e11835ce76f0578e97f
[INFO] running `Command { std: "docker" "start" "-a" "85501f74a696720f680bd8fcf2eab983f12e21d886751e11835ce76f0578e97f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85501f74a696720f680bd8fcf2eab983f12e21d886751e11835ce76f0578e97f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85501f74a696720f680bd8fcf2eab983f12e21d886751e11835ce76f0578e97f", kill_on_drop: false }`
[INFO] [stdout] 85501f74a696720f680bd8fcf2eab983f12e21d886751e11835ce76f0578e97f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea154a86464326a4fd673ed4b41da0f2d0e22126eba28a080e03f20573d772b3
[INFO] running `Command { std: "docker" "start" "-a" "ea154a86464326a4fd673ed4b41da0f2d0e22126eba28a080e03f20573d772b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling z3-sys v0.6.2
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling simple-error v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling z3 v0.6.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling synthehol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 20s
[INFO] running `Command { std: "docker" "inspect" "ea154a86464326a4fd673ed4b41da0f2d0e22126eba28a080e03f20573d772b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea154a86464326a4fd673ed4b41da0f2d0e22126eba28a080e03f20573d772b3", kill_on_drop: false }`
[INFO] [stdout] ea154a86464326a4fd673ed4b41da0f2d0e22126eba28a080e03f20573d772b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c4bf308035a4968365c215811831b70692cdf1bb074bce628f513923be38b7
[INFO] running `Command { std: "docker" "start" "-a" "a9c4bf308035a4968365c215811831b70692cdf1bb074bce628f513923be38b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling synthehol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "a9c4bf308035a4968365c215811831b70692cdf1bb074bce628f513923be38b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c4bf308035a4968365c215811831b70692cdf1bb074bce628f513923be38b7", kill_on_drop: false }`
[INFO] [stdout] a9c4bf308035a4968365c215811831b70692cdf1bb074bce628f513923be38b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 006d15dc5b54a4a60d9b9115729b7cd5b9d832995d1c6ad534aa3e28a2304b73
[INFO] running `Command { std: "docker" "start" "-a" "006d15dc5b54a4a60d9b9115729b7cd5b9d832995d1c6ad534aa3e28a2304b73", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synthehol-13d6eec0255f0b0a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "006d15dc5b54a4a60d9b9115729b7cd5b9d832995d1c6ad534aa3e28a2304b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "006d15dc5b54a4a60d9b9115729b7cd5b9d832995d1c6ad534aa3e28a2304b73", kill_on_drop: false }`
[INFO] [stdout] 006d15dc5b54a4a60d9b9115729b7cd5b9d832995d1c6ad534aa3e28a2304b73