[INFO] updating cached repository sdliv/RUST-Accumulator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sdliv/RUST-Accumulator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sdliv/RUST-Accumulator" "work/ex/beta-1.38-1/sources/1.37.0/gh/sdliv/RUST-Accumulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sdliv/RUST-Accumulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sdliv/RUST-Accumulator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sdliv/RUST-Accumulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sdliv/RUST-Accumulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d83212ed3c032ea77e3d5f4e0a8834aa6a7b79cd
[INFO] sha for GitHub repo sdliv/RUST-Accumulator: d83212ed3c032ea77e3d5f4e0a8834aa6a7b79cd
[INFO] validating manifest of sdliv/RUST-Accumulator on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sdliv/RUST-Accumulator on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sdliv/RUST-Accumulator
[INFO] finished frobbing sdliv/RUST-Accumulator
[INFO] frobbed toml for sdliv/RUST-Accumulator written to work/ex/beta-1.38-1/sources/1.37.0/gh/sdliv/RUST-Accumulator/Cargo.toml
[INFO] started frobbing sdliv/RUST-Accumulator
[INFO] finished frobbing sdliv/RUST-Accumulator
[INFO] frobbed toml for sdliv/RUST-Accumulator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sdliv/RUST-Accumulator/Cargo.toml
[INFO] crate sdliv/RUST-Accumulator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sdliv/RUST-Accumulator against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sdliv/RUST-Accumulator:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b13a107aab61deabad8f1cb52a853c7998c47da1575aedb46b90dcdb7080a0e9
[INFO] running `"docker" "start" "-a" "b13a107aab61deabad8f1cb52a853c7998c47da1575aedb46b90dcdb7080a0e9"`
[INFO] [stderr]    Compiling rust_accumulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "b13a107aab61deabad8f1cb52a853c7998c47da1575aedb46b90dcdb7080a0e9"`
[INFO] running `"docker" "rm" "-f" "b13a107aab61deabad8f1cb52a853c7998c47da1575aedb46b90dcdb7080a0e9"`
[INFO] [stdout] b13a107aab61deabad8f1cb52a853c7998c47da1575aedb46b90dcdb7080a0e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sdliv/RUST-Accumulator:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4d6a6aac7b2b28a143b4d89c094620a05b0a5550430e6b4224c07d129944dff6
[INFO] running `"docker" "start" "-a" "4d6a6aac7b2b28a143b4d89c094620a05b0a5550430e6b4224c07d129944dff6"`
[INFO] [stderr]    Compiling rust_accumulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "4d6a6aac7b2b28a143b4d89c094620a05b0a5550430e6b4224c07d129944dff6"`
[INFO] running `"docker" "rm" "-f" "4d6a6aac7b2b28a143b4d89c094620a05b0a5550430e6b4224c07d129944dff6"`
[INFO] [stdout] 4d6a6aac7b2b28a143b4d89c094620a05b0a5550430e6b4224c07d129944dff6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sdliv/RUST-Accumulator:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] c463551d682008e755ec23b2eb75000d24ccd1867bb3d82db18cefbd046d6186
[INFO] running `"docker" "start" "-a" "c463551d682008e755ec23b2eb75000d24ccd1867bb3d82db18cefbd046d6186"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_accumulator-134752c4db1fc407
[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" "c463551d682008e755ec23b2eb75000d24ccd1867bb3d82db18cefbd046d6186"`
[INFO] running `"docker" "rm" "-f" "c463551d682008e755ec23b2eb75000d24ccd1867bb3d82db18cefbd046d6186"`
[INFO] [stdout] c463551d682008e755ec23b2eb75000d24ccd1867bb3d82db18cefbd046d6186