[INFO] crate rustc-std-workspace-core 1.0.0 is already in cache
[INFO] extracting crate rustc-std-workspace-core 1.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rustc-std-workspace-core/1.0.0
[INFO] extracting crate rustc-std-workspace-core 1.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustc-std-workspace-core/1.0.0
[INFO] validating manifest of rustc-std-workspace-core-1.0.0 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 rustc-std-workspace-core-1.0.0 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 rustc-std-workspace-core-1.0.0
[INFO] finished frobbing rustc-std-workspace-core-1.0.0
[INFO] frobbed toml for rustc-std-workspace-core-1.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rustc-std-workspace-core/1.0.0/Cargo.toml
[INFO] started frobbing rustc-std-workspace-core-1.0.0
[INFO] finished frobbing rustc-std-workspace-core-1.0.0
[INFO] frobbed toml for rustc-std-workspace-core-1.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustc-std-workspace-core/1.0.0/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 rustc-std-workspace-core-1.0.0 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/rustc-std-workspace-core/1.0.0:/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] 4ca0813fe033961e8f7fd4e0dbe01ce99d7e13bc1ac1bc132ec97774a0604cc6
[INFO] running `"docker" "start" "-a" "4ca0813fe033961e8f7fd4e0dbe01ce99d7e13bc1ac1bc132ec97774a0604cc6"`
[INFO] [stderr]    Compiling rustc-std-workspace-core v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `"docker" "inspect" "4ca0813fe033961e8f7fd4e0dbe01ce99d7e13bc1ac1bc132ec97774a0604cc6"`
[INFO] running `"docker" "rm" "-f" "4ca0813fe033961e8f7fd4e0dbe01ce99d7e13bc1ac1bc132ec97774a0604cc6"`
[INFO] [stdout] 4ca0813fe033961e8f7fd4e0dbe01ce99d7e13bc1ac1bc132ec97774a0604cc6
[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/rustc-std-workspace-core/1.0.0:/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] 86bf053295943fc417e5d66df000ecd09e267d9593bf653d8f8e045379573f9e
[INFO] running `"docker" "start" "-a" "86bf053295943fc417e5d66df000ecd09e267d9593bf653d8f8e045379573f9e"`
[INFO] [stderr]    Compiling rustc-std-workspace-core v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "86bf053295943fc417e5d66df000ecd09e267d9593bf653d8f8e045379573f9e"`
[INFO] running `"docker" "rm" "-f" "86bf053295943fc417e5d66df000ecd09e267d9593bf653d8f8e045379573f9e"`
[INFO] [stdout] 86bf053295943fc417e5d66df000ecd09e267d9593bf653d8f8e045379573f9e
[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/rustc-std-workspace-core/1.0.0:/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] 99624e6a765eb1a9ea161557994194267bbb20aa503d078a482ce8d33c720721
[INFO] running `"docker" "start" "-a" "99624e6a765eb1a9ea161557994194267bbb20aa503d078a482ce8d33c720721"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustc_std_workspace_core-dc79f385ce426c89
[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] [stderr]    Doc-tests rustc-std-workspace-core
[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" "99624e6a765eb1a9ea161557994194267bbb20aa503d078a482ce8d33c720721"`
[INFO] running `"docker" "rm" "-f" "99624e6a765eb1a9ea161557994194267bbb20aa503d078a482ce8d33c720721"`
[INFO] [stdout] 99624e6a765eb1a9ea161557994194267bbb20aa503d078a482ce8d33c720721