[INFO] cloning repository DRL9/learn_rust
[INFO] running `"git" "clone" "--bare" "git://github.com/DRL9/learn_rust.git" "work/cache/sources/gh/DRL9/learn_rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/DRL9/learn_rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/DRL9/learn_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/DRL9/learn_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DRL9/learn_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DRL9/learn_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DRL9/learn_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DRL9/learn_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 31c2b555608a01aec0460ced04f671d152e4275b
[INFO] sha for GitHub repo DRL9/learn_rust: 31c2b555608a01aec0460ced04f671d152e4275b
[INFO] validating manifest of DRL9/learn_rust 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 DRL9/learn_rust 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 DRL9/learn_rust
[INFO] finished frobbing DRL9/learn_rust
[INFO] frobbed toml for DRL9/learn_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/DRL9/learn_rust/Cargo.toml
[INFO] started frobbing DRL9/learn_rust
[INFO] finished frobbing DRL9/learn_rust
[INFO] frobbed toml for DRL9/learn_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DRL9/learn_rust/Cargo.toml
[INFO] crate DRL9/learn_rust 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing DRL9/learn_rust 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DRL9/learn_rust:/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] aca57e2eeec3cfc30f6c2168386f48bbeb8bba1a35dc3f838df31cabeea9f5c3
[INFO] running `"docker" "start" "-a" "aca57e2eeec3cfc30f6c2168386f48bbeb8bba1a35dc3f838df31cabeea9f5c3"`
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling ferris-says v0.1.1
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `"docker" "inspect" "aca57e2eeec3cfc30f6c2168386f48bbeb8bba1a35dc3f838df31cabeea9f5c3"`
[INFO] running `"docker" "rm" "-f" "aca57e2eeec3cfc30f6c2168386f48bbeb8bba1a35dc3f838df31cabeea9f5c3"`
[INFO] [stdout] aca57e2eeec3cfc30f6c2168386f48bbeb8bba1a35dc3f838df31cabeea9f5c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DRL9/learn_rust:/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] 1166fca0aeaeeb7c080fa2490f79ff331625c1c52826edc4d89db1f4998c308a
[INFO] running `"docker" "start" "-a" "1166fca0aeaeeb7c080fa2490f79ff331625c1c52826edc4d89db1f4998c308a"`
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "1166fca0aeaeeb7c080fa2490f79ff331625c1c52826edc4d89db1f4998c308a"`
[INFO] running `"docker" "rm" "-f" "1166fca0aeaeeb7c080fa2490f79ff331625c1c52826edc4d89db1f4998c308a"`
[INFO] [stdout] 1166fca0aeaeeb7c080fa2490f79ff331625c1c52826edc4d89db1f4998c308a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DRL9/learn_rust:/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] d35d2e3b82635e95a5033a3f750a817264075fa5d2e1185fe9b9a0fca2954c64
[INFO] running `"docker" "start" "-a" "d35d2e3b82635e95a5033a3f750a817264075fa5d2e1185fe9b9a0fca2954c64"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learn_rust-df548b59e65fc3fa
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d35d2e3b82635e95a5033a3f750a817264075fa5d2e1185fe9b9a0fca2954c64"`
[INFO] running `"docker" "rm" "-f" "d35d2e3b82635e95a5033a3f750a817264075fa5d2e1185fe9b9a0fca2954c64"`
[INFO] [stdout] d35d2e3b82635e95a5033a3f750a817264075fa5d2e1185fe9b9a0fca2954c64