[INFO] updating cached repository https://github.com/scttcper/wcwidth.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07e4ce51b4382809ec52bbb16839023ad8d33ed0
[INFO] testing scttcper/wcwidth.rs against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscttcper%2Fwcwidth.rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scttcper/wcwidth.rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scttcper/wcwidth.rs
[INFO] finished tweaking git repo https://github.com/scttcper/wcwidth.rs
[INFO] tweaked toml for git repo https://github.com/scttcper/wcwidth.rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/scttcper/wcwidth.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 479a3c5b94b5bf906543264e92e152ca6b421fb97a32b19aed04c61b2ba90473
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "479a3c5b94b5bf906543264e92e152ca6b421fb97a32b19aed04c61b2ba90473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "479a3c5b94b5bf906543264e92e152ca6b421fb97a32b19aed04c61b2ba90473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479a3c5b94b5bf906543264e92e152ca6b421fb97a32b19aed04c61b2ba90473", kill_on_drop: false }`
[INFO] [stdout] 479a3c5b94b5bf906543264e92e152ca6b421fb97a32b19aed04c61b2ba90473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b00ea82ae943a0dcdddde3e74a0d6bfce598485fc77172e1c0b146c0163725c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7b00ea82ae943a0dcdddde3e74a0d6bfce598485fc77172e1c0b146c0163725c", kill_on_drop: false }`
[INFO] [stderr]    Compiling wcwidth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "7b00ea82ae943a0dcdddde3e74a0d6bfce598485fc77172e1c0b146c0163725c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b00ea82ae943a0dcdddde3e74a0d6bfce598485fc77172e1c0b146c0163725c", kill_on_drop: false }`
[INFO] [stdout] 7b00ea82ae943a0dcdddde3e74a0d6bfce598485fc77172e1c0b146c0163725c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1498c103411d0842a6f4988c6e423943f72a8e14f5f6d669e1941ec7205422e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f1498c103411d0842a6f4988c6e423943f72a8e14f5f6d669e1941ec7205422e", kill_on_drop: false }`
[INFO] [stderr]    Compiling wcwidth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "f1498c103411d0842a6f4988c6e423943f72a8e14f5f6d669e1941ec7205422e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1498c103411d0842a6f4988c6e423943f72a8e14f5f6d669e1941ec7205422e", kill_on_drop: false }`
[INFO] [stdout] f1498c103411d0842a6f4988c6e423943f72a8e14f5f6d669e1941ec7205422e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9798efb795b61abbb9af0156293213baef04a84c2a7680db9a36ab1ec1ceb998
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9798efb795b61abbb9af0156293213baef04a84c2a7680db9a36ab1ec1ceb998", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wcwidth-b67452d1784b31f8
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-b482b8c7b01168bc
[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 11 tests
[INFO] [stdout] test test::ignore_control_characters ... ok
[INFO] [stdout] test test::exploration ... ok
[INFO] [stdout] test test::ignore_bad_input ... ok
[INFO] [stdout] test test::custom_value_for_control ... ok
[INFO] [stdout] test test::ignore_mixed_nulls_and_chars ... ok
[INFO] [stdout] test test::custom_value_for_nul ... ok
[INFO] [stderr]    Doc-tests wcwidth
[INFO] [stdout] test test::multibyte_characters_with_regular_characters ... ok
[INFO] [stdout] test test::ignore_null_charcode ... ok
[INFO] [stdout] test test::multibyte_strings ... ok
[INFO] [stdout] test test::negative_custom_value_for_control ... ok
[INFO] [stdout] test test::regular_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 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 `Command { std: "docker" "inspect" "9798efb795b61abbb9af0156293213baef04a84c2a7680db9a36ab1ec1ceb998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9798efb795b61abbb9af0156293213baef04a84c2a7680db9a36ab1ec1ceb998", kill_on_drop: false }`
[INFO] [stdout] 9798efb795b61abbb9af0156293213baef04a84c2a7680db9a36ab1ec1ceb998