[INFO] crate k2so 2.1.0 is already in cache
[INFO] extracting crate k2so 2.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/k2so/2.1.0
[INFO] extracting crate k2so 2.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/k2so/2.1.0
[INFO] validating manifest of k2so-2.1.0 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 k2so-2.1.0 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 k2so-2.1.0
[INFO] finished frobbing k2so-2.1.0
[INFO] frobbed toml for k2so-2.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/k2so/2.1.0/Cargo.toml
[INFO] started frobbing k2so-2.1.0
[INFO] finished frobbing k2so-2.1.0
[INFO] frobbed toml for k2so-2.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/k2so/2.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 k2so-2.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/k2so/2.1.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] ae48a216831faa1330a390f64c4e8221e65e124587371d8399ef7462afa88bec
[INFO] running `"docker" "start" "-a" "ae48a216831faa1330a390f64c4e8221e65e124587371d8399ef7462afa88bec"`
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling k2so v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `"docker" "inspect" "ae48a216831faa1330a390f64c4e8221e65e124587371d8399ef7462afa88bec"`
[INFO] running `"docker" "rm" "-f" "ae48a216831faa1330a390f64c4e8221e65e124587371d8399ef7462afa88bec"`
[INFO] [stdout] ae48a216831faa1330a390f64c4e8221e65e124587371d8399ef7462afa88bec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/k2so/2.1.0:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] bd7c4266bee002705a167c8b224aa14f3f9047b53b1f57150e2e8bb47a35aa15
[INFO] running `"docker" "start" "-a" "bd7c4266bee002705a167c8b224aa14f3f9047b53b1f57150e2e8bb47a35aa15"`
[INFO] [stderr]    Compiling k2so v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "bd7c4266bee002705a167c8b224aa14f3f9047b53b1f57150e2e8bb47a35aa15"`
[INFO] running `"docker" "rm" "-f" "bd7c4266bee002705a167c8b224aa14f3f9047b53b1f57150e2e8bb47a35aa15"`
[INFO] [stdout] bd7c4266bee002705a167c8b224aa14f3f9047b53b1f57150e2e8bb47a35aa15
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/k2so/2.1.0:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3313f098d394ae43cc6b966c2287515656d51e40b6bbd2ee0ea7c6c9ac3a3c37
[INFO] running `"docker" "start" "-a" "3313f098d394ae43cc6b966c2287515656d51e40b6bbd2ee0ea7c6c9ac3a3c37"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/k2so-94bd4a4bbe4ec7b3
[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" "3313f098d394ae43cc6b966c2287515656d51e40b6bbd2ee0ea7c6c9ac3a3c37"`
[INFO] running `"docker" "rm" "-f" "3313f098d394ae43cc6b966c2287515656d51e40b6bbd2ee0ea7c6c9ac3a3c37"`
[INFO] [stdout] 3313f098d394ae43cc6b966c2287515656d51e40b6bbd2ee0ea7c6c9ac3a3c37