[INFO] updating cached repository https://github.com/various3211workd/dyktsr
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b818bc448fe424d267ada976af54cd5da09d83eb
[INFO] testing various3211workd/dyktsr against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarious3211workd%2Fdyktsr" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/various3211workd/dyktsr on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/various3211workd/dyktsr
[INFO] finished tweaking git repo https://github.com/various3211workd/dyktsr
[INFO] tweaked toml for git repo https://github.com/various3211workd/dyktsr written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/various3211workd/dyktsr already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e568b799cb21293095aa064309ca391087bf5b93734e4f7ed24286e0f3d3777
[INFO] running `"docker" "start" "-a" "1e568b799cb21293095aa064309ca391087bf5b93734e4f7ed24286e0f3d3777"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling dyktsr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Result`
[INFO] [stderr]  --> src/modules/make_rhythm.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "1e568b799cb21293095aa064309ca391087bf5b93734e4f7ed24286e0f3d3777"`
[INFO] running `"docker" "rm" "-f" "1e568b799cb21293095aa064309ca391087bf5b93734e4f7ed24286e0f3d3777"`
[INFO] [stdout] 1e568b799cb21293095aa064309ca391087bf5b93734e4f7ed24286e0f3d3777
[INFO] running `"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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ebd38988fb1c607c1686386900ba46d17cf3a90ab10b3e39a707d881b4ceee8d
[INFO] running `"docker" "start" "-a" "ebd38988fb1c607c1686386900ba46d17cf3a90ab10b3e39a707d881b4ceee8d"`
[INFO] [stderr]    Compiling dyktsr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Result`
[INFO] [stderr]  --> src/modules/make_rhythm.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dyktsr::*`
[INFO] [stderr]  --> tests/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use dyktsr::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Result`
[INFO] [stderr]  --> src/modules/make_rhythm.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "ebd38988fb1c607c1686386900ba46d17cf3a90ab10b3e39a707d881b4ceee8d"`
[INFO] running `"docker" "rm" "-f" "ebd38988fb1c607c1686386900ba46d17cf3a90ab10b3e39a707d881b4ceee8d"`
[INFO] [stdout] ebd38988fb1c607c1686386900ba46d17cf3a90ab10b3e39a707d881b4ceee8d
[INFO] running `"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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 000784406e6f43a7708fd7a935559abfa4d9d07fc9637d1a30fe427ab8d99ff4
[INFO] running `"docker" "start" "-a" "000784406e6f43a7708fd7a935559abfa4d9d07fc9637d1a30fe427ab8d99ff4"`
[INFO] [stderr] warning: unused import: `std::io::Result`
[INFO] [stderr]  --> src/modules/make_rhythm.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Result`
[INFO] [stderr]  --> src/modules/make_rhythm.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dyktsr::*`
[INFO] [stderr]  --> tests/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use dyktsr::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dyktsr-82bd15e436d5c006
[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] [stderr]      Running /opt/rustwide/target/debug/deps/dyktsr-7895bb63b3356807
[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] [stderr]      Running /opt/rustwide/target/debug/deps/lib-73b205b0ccc8af12
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dyktsr
[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 `"docker" "inspect" "000784406e6f43a7708fd7a935559abfa4d9d07fc9637d1a30fe427ab8d99ff4"`
[INFO] running `"docker" "rm" "-f" "000784406e6f43a7708fd7a935559abfa4d9d07fc9637d1a30fe427ab8d99ff4"`
[INFO] [stdout] 000784406e6f43a7708fd7a935559abfa4d9d07fc9637d1a30fe427ab8d99ff4