[INFO] crate voucher 0.0.0 is already in cache
[INFO] extracting crate voucher 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/voucher/0.0.0
[INFO] extracting crate voucher 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/voucher/0.0.0
[INFO] validating manifest of voucher-0.0.0 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 voucher-0.0.0 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 voucher-0.0.0
[INFO] finished frobbing voucher-0.0.0
[INFO] frobbed toml for voucher-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/voucher/0.0.0/Cargo.toml
[INFO] started frobbing voucher-0.0.0
[INFO] finished frobbing voucher-0.0.0
[INFO] frobbed toml for voucher-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/voucher/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing voucher-0.0.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/voucher/0.0.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d7147f6ff871f4c83037b96cf6270e4a59d65eca086cf164cca260137458a361
[INFO] running `"docker" "start" "-a" "d7147f6ff871f4c83037b96cf6270e4a59d65eca086cf164cca260137458a361"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling voucher v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "d7147f6ff871f4c83037b96cf6270e4a59d65eca086cf164cca260137458a361"`
[INFO] running `"docker" "rm" "-f" "d7147f6ff871f4c83037b96cf6270e4a59d65eca086cf164cca260137458a361"`
[INFO] [stdout] d7147f6ff871f4c83037b96cf6270e4a59d65eca086cf164cca260137458a361
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/voucher/0.0.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dfc14e55b97a289d07645b5b6b4ff1cb3ea2b0d2cde5588eb2fb0507a4401ebd
[INFO] running `"docker" "start" "-a" "dfc14e55b97a289d07645b5b6b4ff1cb3ea2b0d2cde5588eb2fb0507a4401ebd"`
[INFO] [stderr]    Compiling voucher v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "dfc14e55b97a289d07645b5b6b4ff1cb3ea2b0d2cde5588eb2fb0507a4401ebd"`
[INFO] running `"docker" "rm" "-f" "dfc14e55b97a289d07645b5b6b4ff1cb3ea2b0d2cde5588eb2fb0507a4401ebd"`
[INFO] [stdout] dfc14e55b97a289d07645b5b6b4ff1cb3ea2b0d2cde5588eb2fb0507a4401ebd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/voucher/0.0.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e31afcf7e13978bfaf611ff0a3d9008f1ab8d43324d5103777c740b1a1d0f817
[INFO] running `"docker" "start" "-a" "e31afcf7e13978bfaf611ff0a3d9008f1ab8d43324d5103777c740b1a1d0f817"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/voucher-00d9d1a297b8ec8d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests voucher
[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" "e31afcf7e13978bfaf611ff0a3d9008f1ab8d43324d5103777c740b1a1d0f817"`
[INFO] running `"docker" "rm" "-f" "e31afcf7e13978bfaf611ff0a3d9008f1ab8d43324d5103777c740b1a1d0f817"`
[INFO] [stdout] e31afcf7e13978bfaf611ff0a3d9008f1ab8d43324d5103777c740b1a1d0f817