[INFO] cloning repository https://github.com/maplegend/speed_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maplegend/speed_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaplegend%2Fspeed_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaplegend%2Fspeed_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22bd4c9f03299354e3fd03a89233d8ba11d3ea51
[INFO] testing maplegend/speed_test against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaplegend%2Fspeed_test" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maplegend/speed_test on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maplegend/speed_test
[INFO] finished tweaking git repo https://github.com/maplegend/speed_test
[INFO] tweaked toml for git repo https://github.com/maplegend/speed_test written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/maplegend/speed_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c6721a9a9337af74835a956b6847e53322ece0a7970685c79abd176c440f50d
[INFO] running `Command { std: "docker" "start" "-a" "7c6721a9a9337af74835a956b6847e53322ece0a7970685c79abd176c440f50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c6721a9a9337af74835a956b6847e53322ece0a7970685c79abd176c440f50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c6721a9a9337af74835a956b6847e53322ece0a7970685c79abd176c440f50d", kill_on_drop: false }`
[INFO] [stdout] 7c6721a9a9337af74835a956b6847e53322ece0a7970685c79abd176c440f50d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e4e05e15dfbee6f53eb22d072eddf2b510afcb80ffbfeed4baa4cb932097f37
[INFO] running `Command { std: "docker" "start" "-a" "9e4e05e15dfbee6f53eb22d072eddf2b510afcb80ffbfeed4baa4cb932097f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling speed_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `print_timestamp` is never used
[INFO] [stdout]  --> src/utils/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn print_timestamp(stamp: u64) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_static8` is never used
[INFO] [stdout]   --> src/utils/utils.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn to_static8(barry: &[u8]) -> [u8; 8] {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.42s
[INFO] running `Command { std: "docker" "inspect" "9e4e05e15dfbee6f53eb22d072eddf2b510afcb80ffbfeed4baa4cb932097f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4e05e15dfbee6f53eb22d072eddf2b510afcb80ffbfeed4baa4cb932097f37", kill_on_drop: false }`
[INFO] [stdout] 9e4e05e15dfbee6f53eb22d072eddf2b510afcb80ffbfeed4baa4cb932097f37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b222351f2a59a31d7ac6f5e2e81af075cd5178f76a4915a55a1c5febb9107ec6
[INFO] running `Command { std: "docker" "start" "-a" "b222351f2a59a31d7ac6f5e2e81af075cd5178f76a4915a55a1c5febb9107ec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling speed_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `print_timestamp` is never used
[INFO] [stdout]  --> src/utils/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn print_timestamp(stamp: u64) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_static8` is never used
[INFO] [stdout]   --> src/utils/utils.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn to_static8(barry: &[u8]) -> [u8; 8] {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "b222351f2a59a31d7ac6f5e2e81af075cd5178f76a4915a55a1c5febb9107ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b222351f2a59a31d7ac6f5e2e81af075cd5178f76a4915a55a1c5febb9107ec6", kill_on_drop: false }`
[INFO] [stdout] b222351f2a59a31d7ac6f5e2e81af075cd5178f76a4915a55a1c5febb9107ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa85cd96a72221c3a70e9b4beb2536c7280d288bd7600fbfc9e6fc18a4c91d32
[INFO] running `Command { std: "docker" "start" "-a" "aa85cd96a72221c3a70e9b4beb2536c7280d288bd7600fbfc9e6fc18a4c91d32", kill_on_drop: false }`
[INFO] [stderr] warning: function `print_timestamp` is never used
[INFO] [stderr]  --> src/utils/utils.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn print_timestamp(stamp: u64) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `to_static8` is never used
[INFO] [stderr]   --> src/utils/utils.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn to_static8(barry: &[u8]) -> [u8; 8] {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `speed_test` (bin "speed_test" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/speed_test-96e3ed4500875725)
[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" "aa85cd96a72221c3a70e9b4beb2536c7280d288bd7600fbfc9e6fc18a4c91d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa85cd96a72221c3a70e9b4beb2536c7280d288bd7600fbfc9e6fc18a4c91d32", kill_on_drop: false }`
[INFO] [stdout] aa85cd96a72221c3a70e9b4beb2536c7280d288bd7600fbfc9e6fc18a4c91d32