[INFO] updating cached repository https://github.com/darrenldl/rse-benchmark
[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] e241b2c8c9d6d43c7d324b1394b758c513a0c21f
[INFO] testing darrenldl/rse-benchmark 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%2Fdarrenldl%2Frse-benchmark" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darrenldl/rse-benchmark 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/darrenldl/rse-benchmark
[INFO] removed path dependency reed-solomon-erasure from git repo https://github.com/darrenldl/rse-benchmark
[INFO] finished tweaking git repo https://github.com/darrenldl/rse-benchmark
[INFO] tweaked toml for git repo https://github.com/darrenldl/rse-benchmark written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/darrenldl/rse-benchmark 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] [stderr] warning: dependency (reed-solomon-erasure) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (reed-solomon-erasure) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6cf63c0b3a62786f664ea985d6967b0438627f5bf9fd06fd6ba4cf656d556a82
[INFO] running `Command { std: "docker" "start" "-a" "6cf63c0b3a62786f664ea985d6967b0438627f5bf9fd06fd6ba4cf656d556a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cf63c0b3a62786f664ea985d6967b0438627f5bf9fd06fd6ba4cf656d556a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf63c0b3a62786f664ea985d6967b0438627f5bf9fd06fd6ba4cf656d556a82", kill_on_drop: false }`
[INFO] [stdout] 6cf63c0b3a62786f664ea985d6967b0438627f5bf9fd06fd6ba4cf656d556a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 86e4e74983efd171e405de4e8be71bec2473e24be80e412f302980bc9807bf13
[INFO] running `Command { std: "docker" "start" "-a" "86e4e74983efd171e405de4e8be71bec2473e24be80e412f302980bc9807bf13", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (reed-solomon-erasure) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling reed-solomon-erasure v4.0.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rs-bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `benchmark_encode_inplace`
[INFO] [stdout]   --> src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn benchmark_encode_inplace(iterations    : usize,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `benchmark_verify`
[INFO] [stdout]   --> src/main.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn benchmark_verify(iterations    : usize,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `benchmark_reconstruct`
[INFO] [stdout]    --> src/main.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn benchmark_reconstruct(iterations    : usize,
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.80s
[INFO] running `Command { std: "docker" "inspect" "86e4e74983efd171e405de4e8be71bec2473e24be80e412f302980bc9807bf13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e4e74983efd171e405de4e8be71bec2473e24be80e412f302980bc9807bf13", kill_on_drop: false }`
[INFO] [stdout] 86e4e74983efd171e405de4e8be71bec2473e24be80e412f302980bc9807bf13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ea2b6c279b9335a569d8bd3407203694fb7310dd0700b4f653df4307acd9c891
[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" "ea2b6c279b9335a569d8bd3407203694fb7310dd0700b4f653df4307acd9c891", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (reed-solomon-erasure) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling rs-bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `benchmark_encode_inplace`
[INFO] [stdout]   --> src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn benchmark_encode_inplace(iterations    : usize,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `benchmark_verify`
[INFO] [stdout]   --> src/main.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn benchmark_verify(iterations    : usize,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `benchmark_reconstruct`
[INFO] [stdout]    --> src/main.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn benchmark_reconstruct(iterations    : usize,
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "ea2b6c279b9335a569d8bd3407203694fb7310dd0700b4f653df4307acd9c891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea2b6c279b9335a569d8bd3407203694fb7310dd0700b4f653df4307acd9c891", kill_on_drop: false }`
[INFO] [stdout] ea2b6c279b9335a569d8bd3407203694fb7310dd0700b4f653df4307acd9c891
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3b282b051a7c2c2565c03246d7cd2a713ebb50d325dc04aaa49af5e99b30e0a1
[INFO] running `Command { std: "docker" "start" "-a" "3b282b051a7c2c2565c03246d7cd2a713ebb50d325dc04aaa49af5e99b30e0a1", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (reed-solomon-erasure) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `benchmark_encode_inplace`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:56:4
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 56 | fn benchmark_encode_inplace(iterations    : usize,
[INFO] [stdout] 
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `benchmark_verify`
[INFO] [stderr]   --> src/main.rs:93:4
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn benchmark_verify(iterations    : usize,
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `benchmark_reconstruct`
[INFO] [stderr]    --> src/main.rs:119:4
[INFO] [stderr]     |
[INFO] [stderr] 119 | fn benchmark_reconstruct(iterations    : usize,
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rs_bench-b61104e6a0f018a2
[INFO] running `Command { std: "docker" "inspect" "3b282b051a7c2c2565c03246d7cd2a713ebb50d325dc04aaa49af5e99b30e0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b282b051a7c2c2565c03246d7cd2a713ebb50d325dc04aaa49af5e99b30e0a1", kill_on_drop: false }`
[INFO] [stdout] 3b282b051a7c2c2565c03246d7cd2a713ebb50d325dc04aaa49af5e99b30e0a1