[INFO] crate atsamd21e18a 0.4.0 is already in cache
[INFO] extracting crate atsamd21e18a 0.4.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/atsamd21e18a/0.4.0
[INFO] extracting crate atsamd21e18a 0.4.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/atsamd21e18a/0.4.0
[INFO] validating manifest of atsamd21e18a-0.4.0 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 atsamd21e18a-0.4.0 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 atsamd21e18a-0.4.0
[INFO] finished frobbing atsamd21e18a-0.4.0
[INFO] frobbed toml for atsamd21e18a-0.4.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/atsamd21e18a/0.4.0/Cargo.toml
[INFO] started frobbing atsamd21e18a-0.4.0
[INFO] finished frobbing atsamd21e18a-0.4.0
[INFO] frobbed toml for atsamd21e18a-0.4.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/atsamd21e18a/0.4.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing atsamd21e18a-0.4.0 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-0/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/atsamd21e18a/0.4.0:/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] d72e19256c5e97d33517c6f23837943e918c1af5b128be8db7fe7bd7e84e5ace
[INFO] running `"docker" "start" "-a" "d72e19256c5e97d33517c6f23837943e918c1af5b128be8db7fe7bd7e84e5ace"`
[INFO] [stderr]    Compiling atsamd21e18a v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.72s
[INFO] running `"docker" "inspect" "d72e19256c5e97d33517c6f23837943e918c1af5b128be8db7fe7bd7e84e5ace"`
[INFO] running `"docker" "rm" "-f" "d72e19256c5e97d33517c6f23837943e918c1af5b128be8db7fe7bd7e84e5ace"`
[INFO] [stdout] d72e19256c5e97d33517c6f23837943e918c1af5b128be8db7fe7bd7e84e5ace
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/atsamd21e18a/0.4.0:/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] bc92ac6bfb3ba9eab37ee0a0c4b669621a48c2fdce26a7e080af51a57b484327
[INFO] running `"docker" "start" "-a" "bc92ac6bfb3ba9eab37ee0a0c4b669621a48c2fdce26a7e080af51a57b484327"`
[INFO] [stderr]    Compiling atsamd21e18a v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.01s
[INFO] running `"docker" "inspect" "bc92ac6bfb3ba9eab37ee0a0c4b669621a48c2fdce26a7e080af51a57b484327"`
[INFO] running `"docker" "rm" "-f" "bc92ac6bfb3ba9eab37ee0a0c4b669621a48c2fdce26a7e080af51a57b484327"`
[INFO] [stdout] bc92ac6bfb3ba9eab37ee0a0c4b669621a48c2fdce26a7e080af51a57b484327
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/atsamd21e18a/0.4.0:/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] bca9299081391054fbfc66303b4de34463b34f66fa76b0936eaa58f213bd288a
[INFO] running `"docker" "start" "-a" "bca9299081391054fbfc66303b4de34463b34f66fa76b0936eaa58f213bd288a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/atsamd21e18a-7bef2b56c114387b
[INFO] [stderr]    Doc-tests atsamd21e18a
[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] [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" "bca9299081391054fbfc66303b4de34463b34f66fa76b0936eaa58f213bd288a"`
[INFO] running `"docker" "rm" "-f" "bca9299081391054fbfc66303b4de34463b34f66fa76b0936eaa58f213bd288a"`
[INFO] [stdout] bca9299081391054fbfc66303b4de34463b34f66fa76b0936eaa58f213bd288a