[INFO] fetching crate dsc 0.1.1...
[INFO] testing dsc-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dsc 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate dsc 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dsc 0.1.1
[INFO] finished tweaking crates.io crate dsc 0.1.1
[INFO] tweaked toml for crates.io crate dsc 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate dsc 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fasthash-sys v0.3.2
[INFO] [stderr]   Downloaded fasthash v0.4.0
[INFO] [stderr]   Downloaded xoroshiro128 v0.3.0
[INFO] [stderr]   Downloaded throttle v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 441c73aa73cb8d41936012988cffbfa239fe6230c2ecb57bf6679d55cb9bec69
[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" "441c73aa73cb8d41936012988cffbfa239fe6230c2ecb57bf6679d55cb9bec69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "441c73aa73cb8d41936012988cffbfa239fe6230c2ecb57bf6679d55cb9bec69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441c73aa73cb8d41936012988cffbfa239fe6230c2ecb57bf6679d55cb9bec69", kill_on_drop: false }`
[INFO] [stdout] 441c73aa73cb8d41936012988cffbfa239fe6230c2ecb57bf6679d55cb9bec69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] deec8d2a10b84020180a638b680d29307948e53cc7ee8e935cf4065cbe71f4c7
[INFO] running `Command { std: "docker" "start" "-a" "deec8d2a10b84020180a638b680d29307948e53cc7ee8e935cf4065cbe71f4c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling seahash v3.0.7
[INFO] [stderr]    Compiling throttle v0.1.0
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling crossbeam-queue v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling format_num v0.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling xoroshiro128 v0.3.0
[INFO] [stderr]    Compiling crossbeam v0.8.0
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling fasthash v0.4.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling ignore v0.4.17
[INFO] [stderr]    Compiling dsc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "deec8d2a10b84020180a638b680d29307948e53cc7ee8e935cf4065cbe71f4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deec8d2a10b84020180a638b680d29307948e53cc7ee8e935cf4065cbe71f4c7", kill_on_drop: false }`
[INFO] [stdout] deec8d2a10b84020180a638b680d29307948e53cc7ee8e935cf4065cbe71f4c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a90b75e9839dd01e853cd2070ba98c74390ccd92e814e5efd69921acef245829
[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" "a90b75e9839dd01e853cd2070ba98c74390ccd92e814e5efd69921acef245829", kill_on_drop: false }`
[INFO] [stderr]    Compiling dsc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "a90b75e9839dd01e853cd2070ba98c74390ccd92e814e5efd69921acef245829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90b75e9839dd01e853cd2070ba98c74390ccd92e814e5efd69921acef245829", kill_on_drop: false }`
[INFO] [stdout] a90b75e9839dd01e853cd2070ba98c74390ccd92e814e5efd69921acef245829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 239e48876a610b79b92cc2d830f66049d3a8de8e3c08aee5e506121e654bfc03
[INFO] running `Command { std: "docker" "start" "-a" "239e48876a610b79b92cc2d830f66049d3a8de8e3c08aee5e506121e654bfc03", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dsc-1d93d0c6c3c7d621
[INFO] [stdout] running 14 tests
[INFO] [stdout] test candidate_selection::hashing::hashing_strategy::tests::sampling_strategy_seek_back_to_end ... ok
[INFO] [stdout] test concurrency::semaphore::tests::test_sem_acquire_release ... ok
[INFO] [stdout] test concurrency::semaphore::tests::test_sem_as_mutex ... ok
[INFO] [stdout] test concurrency::semaphore::tests::test_sem_runtime_friendly_blocking ... ok
[INFO] [stdout] test candidate_selection::hashing::hash_instructions::tests::correctly_calculates_block_limited_work_size ... ok
[INFO] [stdout] test candidate_selection::hashing::hash_instructions::tests::correctly_calculates_limited_work_size ... ok
[INFO] [stdout] test candidate_selection::hashing::hashing_strategy::tests::complete_strategy ... ok
[INFO] [stdout] test candidate_selection::hashing::hashing_strategy::tests::sampling_strategy_reach_until_end ... ok
[INFO] [stdout] test concurrency::semaphore::tests::test_sem_basic ... ok
[INFO] [stdout] test concurrency::select::tests::select_recv ... ok
[INFO] [stdout] test concurrency::semaphore::tests::test_sem_multi_acquire_release ... ok
[INFO] [stdout] test concurrency::select::tests::select_send ... ok
[INFO] [stdout] test concurrency::semaphore::tests::test_sem_multi_resource ... ok
[INFO] [stdout] test concurrency::semaphore::tests::test_sem_as_cvar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "239e48876a610b79b92cc2d830f66049d3a8de8e3c08aee5e506121e654bfc03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239e48876a610b79b92cc2d830f66049d3a8de8e3c08aee5e506121e654bfc03", kill_on_drop: false }`
[INFO] [stdout] 239e48876a610b79b92cc2d830f66049d3a8de8e3c08aee5e506121e654bfc03