[INFO] fetching crate mathite 0.1.0...
[INFO] testing mathite-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate mathite 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mathite 0.1.0 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 mathite 0.1.0
[INFO] finished tweaking crates.io crate mathite 0.1.0
[INFO] tweaked toml for crates.io crate mathite 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate mathite 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9765cbb0b7ee1054cf66b93153fea9b491d1a3a8fd271911b48dcfe438c5bf69
[INFO] running `Command { std: "docker" "start" "-a" "9765cbb0b7ee1054cf66b93153fea9b491d1a3a8fd271911b48dcfe438c5bf69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9765cbb0b7ee1054cf66b93153fea9b491d1a3a8fd271911b48dcfe438c5bf69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9765cbb0b7ee1054cf66b93153fea9b491d1a3a8fd271911b48dcfe438c5bf69", kill_on_drop: false }`
[INFO] [stdout] 9765cbb0b7ee1054cf66b93153fea9b491d1a3a8fd271911b48dcfe438c5bf69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 6ee8d3ba52bbe824b6ad530fba42f023585846f83acd90471c9391292cec34f8
[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" "6ee8d3ba52bbe824b6ad530fba42f023585846f83acd90471c9391292cec34f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "6ee8d3ba52bbe824b6ad530fba42f023585846f83acd90471c9391292cec34f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee8d3ba52bbe824b6ad530fba42f023585846f83acd90471c9391292cec34f8", kill_on_drop: false }`
[INFO] [stdout] 6ee8d3ba52bbe824b6ad530fba42f023585846f83acd90471c9391292cec34f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4a8ff6ee6c7a30cb62e414ed2c3cd2f92ce8f5ce90e37caefe932b24bb807c77
[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" "4a8ff6ee6c7a30cb62e414ed2c3cd2f92ce8f5ce90e37caefe932b24bb807c77", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "4a8ff6ee6c7a30cb62e414ed2c3cd2f92ce8f5ce90e37caefe932b24bb807c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8ff6ee6c7a30cb62e414ed2c3cd2f92ce8f5ce90e37caefe932b24bb807c77", kill_on_drop: false }`
[INFO] [stdout] 4a8ff6ee6c7a30cb62e414ed2c3cd2f92ce8f5ce90e37caefe932b24bb807c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 38d967e277c468551c9216aada5b54e7195a1a4252e6f7576b63ba4e5f68b55c
[INFO] running `Command { std: "docker" "start" "-a" "38d967e277c468551c9216aada5b54e7195a1a4252e6f7576b63ba4e5f68b55c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mathite-e41ddf506b79265e
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "38d967e277c468551c9216aada5b54e7195a1a4252e6f7576b63ba4e5f68b55c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38d967e277c468551c9216aada5b54e7195a1a4252e6f7576b63ba4e5f68b55c", kill_on_drop: false }`
[INFO] [stdout] 38d967e277c468551c9216aada5b54e7195a1a4252e6f7576b63ba4e5f68b55c