[INFO] fetching crate ddcset 0.0.3...
[INFO] testing ddcset-0.0.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ddcset 0.0.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ddcset 0.0.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ddcset 0.0.3
[INFO] finished tweaking crates.io crate ddcset 0.0.3
[INFO] tweaked toml for crates.io crate ddcset 0.0.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d262362611a0a086498717ffae6d0552f018699a9de098d4f58c905d9678e35
[INFO] running `Command { std: "docker" "start" "-a" "4d262362611a0a086498717ffae6d0552f018699a9de098d4f58c905d9678e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d262362611a0a086498717ffae6d0552f018699a9de098d4f58c905d9678e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d262362611a0a086498717ffae6d0552f018699a9de098d4f58c905d9678e35", kill_on_drop: false }`
[INFO] [stdout] 4d262362611a0a086498717ffae6d0552f018699a9de098d4f58c905d9678e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 463427d0d66663056a896518f7d57f7c7352295ced3454207031b59553d0ff3f
[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" "463427d0d66663056a896518f7d57f7c7352295ced3454207031b59553d0ff3f", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling ddc-hi v0.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling result v1.0.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling mccs v0.1.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ddc v0.2.2
[INFO] [stderr]    Compiling i2c v0.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling resize-slice v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling i2c-linux-sys v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling udev v0.2.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling i2c-linux v0.1.2
[INFO] [stderr]    Compiling ddc-i2c v0.2.1
[INFO] [stderr]    Compiling mccs-caps v0.1.0
[INFO] [stderr]    Compiling edid v0.2.0
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling mccs-db v0.1.2
[INFO] [stderr]    Compiling ddcset v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "463427d0d66663056a896518f7d57f7c7352295ced3454207031b59553d0ff3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463427d0d66663056a896518f7d57f7c7352295ced3454207031b59553d0ff3f", kill_on_drop: false }`
[INFO] [stdout] 463427d0d66663056a896518f7d57f7c7352295ced3454207031b59553d0ff3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af7b50adbacfff4d660898ed9829a62368dbf3de051cca8de5f6bdbec40111fb
[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" "af7b50adbacfff4d660898ed9829a62368dbf3de051cca8de5f6bdbec40111fb", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling result v1.0.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling i2c v0.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling resize-slice v0.1.3
[INFO] [stderr]    Compiling mccs v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling ddc v0.2.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling i2c-linux-sys v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling udev v0.2.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling i2c-linux v0.1.2
[INFO] [stderr]    Compiling ddc-i2c v0.2.1
[INFO] [stderr]    Compiling mccs-caps v0.1.0
[INFO] [stderr]    Compiling edid v0.2.0
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling mccs-db v0.1.2
[INFO] [stderr]    Compiling ddc-hi v0.1.3
[INFO] [stderr]    Compiling ddcset v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 50.51s
[INFO] running `Command { std: "docker" "inspect" "af7b50adbacfff4d660898ed9829a62368dbf3de051cca8de5f6bdbec40111fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7b50adbacfff4d660898ed9829a62368dbf3de051cca8de5f6bdbec40111fb", kill_on_drop: false }`
[INFO] [stdout] af7b50adbacfff4d660898ed9829a62368dbf3de051cca8de5f6bdbec40111fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e375fd95a2ccf31a3b7935ea93feb7bef6deb8891c3b03395c9e6dc973fef18
[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" "7e375fd95a2ccf31a3b7935ea93feb7bef6deb8891c3b03395c9e6dc973fef18", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ddcset-fdc95f32ca6396d1
[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" "7e375fd95a2ccf31a3b7935ea93feb7bef6deb8891c3b03395c9e6dc973fef18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e375fd95a2ccf31a3b7935ea93feb7bef6deb8891c3b03395c9e6dc973fef18", kill_on_drop: false }`
[INFO] [stdout] 7e375fd95a2ccf31a3b7935ea93feb7bef6deb8891c3b03395c9e6dc973fef18