[INFO] fetching crate qcell 0.3.0...
[INFO] extracting crate qcell 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/qcell/0.3.0
[INFO] extracting crate qcell 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/qcell/0.3.0
[INFO] validating manifest of qcell-0.3.0 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 qcell-0.3.0 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 qcell-0.3.0
[INFO] finished frobbing qcell-0.3.0
[INFO] frobbed toml for qcell-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/qcell/0.3.0/Cargo.toml
[INFO] started frobbing qcell-0.3.0
[INFO] finished frobbing qcell-0.3.0
[INFO] frobbed toml for qcell-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/qcell/0.3.0/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing qcell-0.3.0 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-6/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/qcell/0.3.0:/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] 9e1520b5f6cde389cfdfb39be6c8329194e2bdcb36c43729f925c11fc01d17ee
[INFO] running `"docker" "start" "-a" "9e1520b5f6cde389cfdfb39be6c8329194e2bdcb36c43729f925c11fc01d17ee"`
[INFO] [stderr]    Compiling qcell v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "9e1520b5f6cde389cfdfb39be6c8329194e2bdcb36c43729f925c11fc01d17ee"`
[INFO] running `"docker" "rm" "-f" "9e1520b5f6cde389cfdfb39be6c8329194e2bdcb36c43729f925c11fc01d17ee"`
[INFO] [stdout] 9e1520b5f6cde389cfdfb39be6c8329194e2bdcb36c43729f925c11fc01d17ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/qcell/0.3.0:/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] c1a6fbbc7faf225a67fd5b244eeabb237d7be3ea5f3274ca57beae41cc35911b
[INFO] running `"docker" "start" "-a" "c1a6fbbc7faf225a67fd5b244eeabb237d7be3ea5f3274ca57beae41cc35911b"`
[INFO] [stderr]    Compiling qcell v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "c1a6fbbc7faf225a67fd5b244eeabb237d7be3ea5f3274ca57beae41cc35911b"`
[INFO] running `"docker" "rm" "-f" "c1a6fbbc7faf225a67fd5b244eeabb237d7be3ea5f3274ca57beae41cc35911b"`
[INFO] [stdout] c1a6fbbc7faf225a67fd5b244eeabb237d7be3ea5f3274ca57beae41cc35911b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/qcell/0.3.0:/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] e0fca893344fe9232d7d267ae6d7f90d87c02ea95044416be06772ea34acc817
[INFO] running `"docker" "start" "-a" "e0fca893344fe9232d7d267ae6d7f90d87c02ea95044416be06772ea34acc817"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/qcell-1f4abdd391e4ad56
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test lcell::tests::lcell ... ok
[INFO] [stdout] test qcell::tests::qcell ... ok
[INFO] [stdout] test qcell::tests::qcell_fast_ids ... ok
[INFO] [stdout] test qcell::tests::qcell_ids ... ok
[INFO] [stdout] test qcell::tests::qcell_sep_ids ... ok
[INFO] [stdout] test tcell::tests::tcell ... ok
[INFO] [stdout] test tcell::tests::tcell_singleton_2 ... ok
[INFO] [stdout] test tcell::tests::tcell_singleton_3 ... ok
[INFO] [stdout] test lcell::tests::lcell_rw3_3 ... ok
[INFO] [stdout] test lcell::tests::lcell_rw3_2 ... ok
[INFO] [stdout] test lcell::tests::lcell_rw2 ... ok
[INFO] [stderr]    Doc-tests qcell
[INFO] [stdout] test lcell::tests::lcell_rw3_1 ... ok
[INFO] [stdout] test tcell::tests::tcell_singleton_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 135) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 150) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 105) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 165) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 16) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 198) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 26) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 57) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 182) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 42) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 5) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 124) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 119) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 91) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 154) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 139) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 5) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 51) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 15) ... ok
[INFO] [stdout] test src/doctest_lcell.rs - doctest_lcell (line 75) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 24) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 96) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 109) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 83) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 115) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 169) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 37) ... ok
[INFO] [stdout] test src/doctest_qcell.rs - doctest_qcell (line 68) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 17) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 153) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 203) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 239) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 221) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 42) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 49) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 58) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 65) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 30) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 135) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 74) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 185) ... ok
[INFO] [stdout] test src/lib.rs -  (line 71) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 94) ... ok
[INFO] [stdout] test src/lib.rs -  (line 113) ... ok
[INFO] [stdout] test src/doctest_tcell.rs - doctest_tcell (line 6) ... ok
[INFO] [stdout] test src/lib.rs -  (line 56) ... ok
[INFO] [stdout] test src/lib.rs -  (line 93) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e0fca893344fe9232d7d267ae6d7f90d87c02ea95044416be06772ea34acc817"`
[INFO] running `"docker" "rm" "-f" "e0fca893344fe9232d7d267ae6d7f90d87c02ea95044416be06772ea34acc817"`
[INFO] [stdout] e0fca893344fe9232d7d267ae6d7f90d87c02ea95044416be06772ea34acc817