[INFO] fetching crate expanse 0.3.3...
[INFO] testing expanse-0.3.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate expanse 0.3.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate expanse 0.3.3 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 expanse 0.3.3
[INFO] finished tweaking crates.io crate expanse 0.3.3
[INFO] tweaked toml for crates.io crate expanse 0.3.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate expanse 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d21d426f496158a33cea085e0b1c03c55601c3c8e3e1262d6bf60594e628f5a1
[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" "d21d426f496158a33cea085e0b1c03c55601c3c8e3e1262d6bf60594e628f5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d21d426f496158a33cea085e0b1c03c55601c3c8e3e1262d6bf60594e628f5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21d426f496158a33cea085e0b1c03c55601c3c8e3e1262d6bf60594e628f5a1", kill_on_drop: false }`
[INFO] [stdout] d21d426f496158a33cea085e0b1c03c55601c3c8e3e1262d6bf60594e628f5a1
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af4101a262b96bba80a0899d341ddf6ed1e5c5d38f665c466256ffc4f7f8688a
[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" "af4101a262b96bba80a0899d341ddf6ed1e5c5d38f665c466256ffc4f7f8688a", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling hash32-derive v0.1.0
[INFO] [stderr]    Compiling expanse v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.66s
[INFO] running `Command { std: "docker" "inspect" "af4101a262b96bba80a0899d341ddf6ed1e5c5d38f665c466256ffc4f7f8688a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4101a262b96bba80a0899d341ddf6ed1e5c5d38f665c466256ffc4f7f8688a", kill_on_drop: false }`
[INFO] [stdout] af4101a262b96bba80a0899d341ddf6ed1e5c5d38f665c466256ffc4f7f8688a
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fb816fa66d170d7066e139623c12a16ae8e3190164a3767d11c659dc5dc2f53
[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" "8fb816fa66d170d7066e139623c12a16ae8e3190164a3767d11c659dc5dc2f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling expanse v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 45.48s
[INFO] running `Command { std: "docker" "inspect" "8fb816fa66d170d7066e139623c12a16ae8e3190164a3767d11c659dc5dc2f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb816fa66d170d7066e139623c12a16ae8e3190164a3767d11c659dc5dc2f53", kill_on_drop: false }`
[INFO] [stdout] 8fb816fa66d170d7066e139623c12a16ae8e3190164a3767d11c659dc5dc2f53
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67469d6c7576bc8832d6795e702a7b0819f43842a9136ade688a950225dfb6e6
[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" "67469d6c7576bc8832d6795e702a7b0819f43842a9136ade688a950225dfb6e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expanse-c756a05aae3aa412
[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] [stderr]    Doc-tests expanse
[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" "67469d6c7576bc8832d6795e702a7b0819f43842a9136ade688a950225dfb6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67469d6c7576bc8832d6795e702a7b0819f43842a9136ade688a950225dfb6e6", kill_on_drop: false }`
[INFO] [stdout] 67469d6c7576bc8832d6795e702a7b0819f43842a9136ade688a950225dfb6e6