[INFO] fetching crate palaver 0.2.4...
[INFO] extracting crate palaver 0.2.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/palaver/0.2.4
[INFO] extracting crate palaver 0.2.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/palaver/0.2.4
[INFO] validating manifest of palaver-0.2.4 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 palaver-0.2.4 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 palaver-0.2.4
[INFO] removed 0 missing tests
[INFO] finished frobbing palaver-0.2.4
[INFO] frobbed toml for palaver-0.2.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/palaver/0.2.4/Cargo.toml
[INFO] started frobbing palaver-0.2.4
[INFO] removed 0 missing tests
[INFO] finished frobbing palaver-0.2.4
[INFO] frobbed toml for palaver-0.2.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/palaver/0.2.4/Cargo.toml
[INFO] crate palaver-0.2.4 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 palaver-0.2.4 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/palaver/0.2.4:/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] 5affb07f7b4c6b2819286ca41e0fe2c3ca8ea97d930b4968c72ffa2414fde7e8
[INFO] running `"docker" "start" "-a" "5affb07f7b4c6b2819286ca41e0fe2c3ca8ea97d930b4968c72ffa2414fde7e8"`
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling palaver v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.34s
[INFO] running `"docker" "inspect" "5affb07f7b4c6b2819286ca41e0fe2c3ca8ea97d930b4968c72ffa2414fde7e8"`
[INFO] running `"docker" "rm" "-f" "5affb07f7b4c6b2819286ca41e0fe2c3ca8ea97d930b4968c72ffa2414fde7e8"`
[INFO] [stdout] 5affb07f7b4c6b2819286ca41e0fe2c3ca8ea97d930b4968c72ffa2414fde7e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/palaver/0.2.4:/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] ccef26cf99203f8c30dc37b1095a7e0a72455ea86dd44b27fb9c6d2283fd3b6a
[INFO] running `"docker" "start" "-a" "ccef26cf99203f8c30dc37b1095a7e0a72455ea86dd44b27fb9c6d2283fd3b6a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling palaver v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.47s
[INFO] running `"docker" "inspect" "ccef26cf99203f8c30dc37b1095a7e0a72455ea86dd44b27fb9c6d2283fd3b6a"`
[INFO] running `"docker" "rm" "-f" "ccef26cf99203f8c30dc37b1095a7e0a72455ea86dd44b27fb9c6d2283fd3b6a"`
[INFO] [stdout] ccef26cf99203f8c30dc37b1095a7e0a72455ea86dd44b27fb9c6d2283fd3b6a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/palaver/0.2.4:/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] e14ee79cb7b48d47410ddf85540242cc1a504943153e84cda7e25a796d0e7e1e
[INFO] running `"docker" "start" "-a" "e14ee79cb7b48d47410ddf85540242cc1a504943153e84cda7e25a796d0e7e1e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/palaver-7847e9101da497dc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test env::tests::same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/env-1fbf1027b1662175
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test same_as_rust ... ok
[INFO] [stdout] test echo ... test echo has been running for over 60 seconds
[INFO] [stdout] test echo ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-4d9938b0df36fdb4
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 0
[INFO] [stdout] 1
[INFO] [stdout] 2
[INFO] [stderr]    Doc-tests palaver
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/fork.rs - fork (line 7) ... ok
[INFO] [stdout] test src/env.rs - env (line 25) ... ok
[INFO] [stdout] test src/env.rs - env::vars_os (line 196) ... ok
[INFO] [stdout] test src/env.rs - env (line 14) ... ok
[INFO] [stdout] test src/env.rs - env::args (line 112) ... ok
[INFO] [stdout] test src/env.rs - env::vars (line 140) ... ok
[INFO] [stdout] test src/file.rs - file::FdIter (line 523) ... ok
[INFO] [stdout] test src/env.rs - env::args_os (line 169) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e14ee79cb7b48d47410ddf85540242cc1a504943153e84cda7e25a796d0e7e1e"`
[INFO] running `"docker" "rm" "-f" "e14ee79cb7b48d47410ddf85540242cc1a504943153e84cda7e25a796d0e7e1e"`
[INFO] [stdout] e14ee79cb7b48d47410ddf85540242cc1a504943153e84cda7e25a796d0e7e1e