[INFO] updating cached repository itarato/phprustparser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/itarato/phprustparser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/itarato/phprustparser" "work/ex/beta-1.37-6/sources/1.36.0/gh/itarato/phprustparser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/itarato/phprustparser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/itarato/phprustparser" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/itarato/phprustparser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/itarato/phprustparser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a11f1e1a38e931a76508f5f471fda7573a1432a2
[INFO] sha for GitHub repo itarato/phprustparser: a11f1e1a38e931a76508f5f471fda7573a1432a2
[INFO] validating manifest of itarato/phprustparser on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of itarato/phprustparser on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing itarato/phprustparser
[INFO] finished frobbing itarato/phprustparser
[INFO] frobbed toml for itarato/phprustparser written to work/ex/beta-1.37-6/sources/1.36.0/gh/itarato/phprustparser/Cargo.toml
[INFO] started frobbing itarato/phprustparser
[INFO] finished frobbing itarato/phprustparser
[INFO] frobbed toml for itarato/phprustparser written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/itarato/phprustparser/Cargo.toml
[INFO] crate itarato/phprustparser already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing itarato/phprustparser against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/itarato/phprustparser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 0307524fd7e79f116ff1dd58af7cb384c2af34b474a67cfbd5ede49e4f658701
[INFO] running `"docker" "start" "-a" "0307524fd7e79f116ff1dd58af7cb384c2af34b474a67cfbd5ede49e4f658701"`
[INFO] [stderr]    Compiling phpparser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::iter::Iterator`
[INFO] [stderr]  --> src/ast.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter::Iterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "0307524fd7e79f116ff1dd58af7cb384c2af34b474a67cfbd5ede49e4f658701"`
[INFO] running `"docker" "rm" "-f" "0307524fd7e79f116ff1dd58af7cb384c2af34b474a67cfbd5ede49e4f658701"`
[INFO] [stdout] 0307524fd7e79f116ff1dd58af7cb384c2af34b474a67cfbd5ede49e4f658701
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/itarato/phprustparser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9dbbefe5c68b2ec28eed48ed553d86cb2a55cb4fd230590b623955373704bbc5
[INFO] running `"docker" "start" "-a" "9dbbefe5c68b2ec28eed48ed553d86cb2a55cb4fd230590b623955373704bbc5"`
[INFO] [stderr]    Compiling phpparser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::iter::Iterator`
[INFO] [stderr]  --> src/ast.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter::Iterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "9dbbefe5c68b2ec28eed48ed553d86cb2a55cb4fd230590b623955373704bbc5"`
[INFO] running `"docker" "rm" "-f" "9dbbefe5c68b2ec28eed48ed553d86cb2a55cb4fd230590b623955373704bbc5"`
[INFO] [stdout] 9dbbefe5c68b2ec28eed48ed553d86cb2a55cb4fd230590b623955373704bbc5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/itarato/phprustparser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 414232efccee1f08870a2f794b8b673746ed29e5a7095c287ac4e5f718d9fb89
[INFO] running `"docker" "start" "-a" "414232efccee1f08870a2f794b8b673746ed29e5a7095c287ac4e5f718d9fb89"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/phpparser-dc47118f42afeeed
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "414232efccee1f08870a2f794b8b673746ed29e5a7095c287ac4e5f718d9fb89"`
[INFO] running `"docker" "rm" "-f" "414232efccee1f08870a2f794b8b673746ed29e5a7095c287ac4e5f718d9fb89"`
[INFO] [stdout] 414232efccee1f08870a2f794b8b673746ed29e5a7095c287ac4e5f718d9fb89