[INFO] updating cached repository wycats/argon
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wycats/argon
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wycats/argon" "work/ex/beta-1.38-1/sources/1.37.0/gh/wycats/argon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/wycats/argon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wycats/argon" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wycats/argon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wycats/argon'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e313b97680fdead6c34214040d0ad3eeeb485bb
[INFO] sha for GitHub repo wycats/argon: 5e313b97680fdead6c34214040d0ad3eeeb485bb
[INFO] validating manifest of wycats/argon 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 wycats/argon 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 wycats/argon
[INFO] removed workspace from wycats/argon
[INFO] finished frobbing wycats/argon
[INFO] frobbed toml for wycats/argon written to work/ex/beta-1.38-1/sources/1.37.0/gh/wycats/argon/Cargo.toml
[INFO] started frobbing wycats/argon
[INFO] removed workspace from wycats/argon
[INFO] finished frobbing wycats/argon
[INFO] frobbed toml for wycats/argon written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wycats/argon/Cargo.toml
[INFO] crate wycats/argon already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/wycats/argon/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 wycats/argon against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wycats/argon:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d585b2a3d2067805fcd07f5b6dac4e4151f481f0aca170f40a2ab363e045d2e7
[INFO] running `"docker" "start" "-a" "d585b2a3d2067805fcd07f5b6dac4e4151f481f0aca170f40a2ab363e045d2e7"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `"docker" "inspect" "d585b2a3d2067805fcd07f5b6dac4e4151f481f0aca170f40a2ab363e045d2e7"`
[INFO] running `"docker" "rm" "-f" "d585b2a3d2067805fcd07f5b6dac4e4151f481f0aca170f40a2ab363e045d2e7"`
[INFO] [stdout] d585b2a3d2067805fcd07f5b6dac4e4151f481f0aca170f40a2ab363e045d2e7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wycats/argon:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] fe4b73f2695ec317990dc3ba74bc044dd6aef0976b07e2b6a1464327fe016936
[INFO] running `"docker" "start" "-a" "fe4b73f2695ec317990dc3ba74bc044dd6aef0976b07e2b6a1464327fe016936"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling nan-preserving-float v0.1.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling parity-wasm v0.27.6
[INFO] [stderr]    Compiling wasmi v0.2.1
[INFO] [stderr]    Compiling argon-examples v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.33s
[INFO] running `"docker" "inspect" "fe4b73f2695ec317990dc3ba74bc044dd6aef0976b07e2b6a1464327fe016936"`
[INFO] running `"docker" "rm" "-f" "fe4b73f2695ec317990dc3ba74bc044dd6aef0976b07e2b6a1464327fe016936"`
[INFO] [stdout] fe4b73f2695ec317990dc3ba74bc044dd6aef0976b07e2b6a1464327fe016936
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wycats/argon:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 4011dfe8b11c7c9a3868388d0e3dca2f8d046d6b7b5b7d09727e483df19cb239
[INFO] running `"docker" "start" "-a" "4011dfe8b11c7c9a3868388d0e3dca2f8d046d6b7b5b7d09727e483df19cb239"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `"docker" "inspect" "4011dfe8b11c7c9a3868388d0e3dca2f8d046d6b7b5b7d09727e483df19cb239"`
[INFO] running `"docker" "rm" "-f" "4011dfe8b11c7c9a3868388d0e3dca2f8d046d6b7b5b7d09727e483df19cb239"`
[INFO] [stdout] 4011dfe8b11c7c9a3868388d0e3dca2f8d046d6b7b5b7d09727e483df19cb239