[INFO] crate guardian 1.0.1 is already in cache
[INFO] extracting crate guardian 1.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/guardian/1.0.1
[INFO] extracting crate guardian 1.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/guardian/1.0.1
[INFO] validating manifest of guardian-1.0.1 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 guardian-1.0.1 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 guardian-1.0.1
[INFO] finished frobbing guardian-1.0.1
[INFO] frobbed toml for guardian-1.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/guardian/1.0.1/Cargo.toml
[INFO] started frobbing guardian-1.0.1
[INFO] finished frobbing guardian-1.0.1
[INFO] frobbed toml for guardian-1.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/guardian/1.0.1/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 guardian-1.0.1 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/guardian/1.0.1:/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] d2d5f803ecbe50a4ee81edb968f23c8b82d96ff9fee19498443d8c39a7e04507
[INFO] running `"docker" "start" "-a" "d2d5f803ecbe50a4ee81edb968f23c8b82d96ff9fee19498443d8c39a7e04507"`
[INFO] [stderr]    Compiling guardian v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "d2d5f803ecbe50a4ee81edb968f23c8b82d96ff9fee19498443d8c39a7e04507"`
[INFO] running `"docker" "rm" "-f" "d2d5f803ecbe50a4ee81edb968f23c8b82d96ff9fee19498443d8c39a7e04507"`
[INFO] [stdout] d2d5f803ecbe50a4ee81edb968f23c8b82d96ff9fee19498443d8c39a7e04507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/guardian/1.0.1:/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] bf656fe86fc36e2eccb776ade831271de720bae9a5aebb30f7b8f578b4022dfd
[INFO] running `"docker" "start" "-a" "bf656fe86fc36e2eccb776ade831271de720bae9a5aebb30f7b8f578b4022dfd"`
[INFO] [stderr]    Compiling guardian v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "bf656fe86fc36e2eccb776ade831271de720bae9a5aebb30f7b8f578b4022dfd"`
[INFO] running `"docker" "rm" "-f" "bf656fe86fc36e2eccb776ade831271de720bae9a5aebb30f7b8f578b4022dfd"`
[INFO] [stdout] bf656fe86fc36e2eccb776ade831271de720bae9a5aebb30f7b8f578b4022dfd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/guardian/1.0.1:/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] 2b2b8ccebe14efccadda09e1f9634b99d26ba05bb17a353381cbe15b6c30e123
[INFO] running `"docker" "start" "-a" "2b2b8ccebe14efccadda09e1f9634b99d26ba05bb17a353381cbe15b6c30e123"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guardian-83e74be05e02292f
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::arc_mu ... ok
[INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/guardian-83e74be05e02292f` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `"docker" "inspect" "2b2b8ccebe14efccadda09e1f9634b99d26ba05bb17a353381cbe15b6c30e123"`
[INFO] running `"docker" "rm" "-f" "2b2b8ccebe14efccadda09e1f9634b99d26ba05bb17a353381cbe15b6c30e123"`
[INFO] [stdout] 2b2b8ccebe14efccadda09e1f9634b99d26ba05bb17a353381cbe15b6c30e123