[INFO] updating cached repository https://github.com/honestold3/myrust
[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] 0fe59864f1da527fe5d1755a22e98314609c03f4
[INFO] testing honestold3/myrust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhonestold3%2Fmyrust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  83% (1269/1523)   
Checking out files:  84% (1280/1523)   
Checking out files:  85% (1295/1523)   
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Checking out files:  87% (1326/1523)   
Checking out files:  88% (1341/1523)   
Checking out files:  89% (1356/1523)   
Checking out files:  90% (1371/1523)   
Checking out files:  91% (1386/1523)   
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Checking out files:  94% (1432/1523)   
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Checking out files: 100% (1523/1523)   
Checking out files: 100% (1523/1523), done.
[INFO] validating manifest of git repo https://github.com/honestold3/myrust on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/honestold3/myrust
[INFO] finished tweaking git repo https://github.com/honestold3/myrust
[INFO] tweaked toml for git repo https://github.com/honestold3/myrust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/honestold3/myrust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "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] d5f8960d05bf8e4b8ecf6897e6bf2876b507ea18dbeedb3a7cca93778a8742f4
[INFO] running `"docker" "start" "-a" "d5f8960d05bf8e4b8ecf6897e6bf2876b507ea18dbeedb3a7cca93778a8742f4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling myrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let s = "dddd";
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s1`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let s1 = String::from("eeee");
[INFO] [stderr]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s1`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "d5f8960d05bf8e4b8ecf6897e6bf2876b507ea18dbeedb3a7cca93778a8742f4"`
[INFO] running `"docker" "rm" "-f" "d5f8960d05bf8e4b8ecf6897e6bf2876b507ea18dbeedb3a7cca93778a8742f4"`
[INFO] [stdout] d5f8960d05bf8e4b8ecf6897e6bf2876b507ea18dbeedb3a7cca93778a8742f4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "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] b4ea8bbad9dc1e71a95a701a6fcedebcb1eeb2597c3767f2c217d1440bea669d
[INFO] running `"docker" "start" "-a" "b4ea8bbad9dc1e71a95a701a6fcedebcb1eeb2597c3767f2c217d1440bea669d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling myrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let s = "dddd";
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s1`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let s1 = String::from("eeee");
[INFO] [stderr]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s1`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "b4ea8bbad9dc1e71a95a701a6fcedebcb1eeb2597c3767f2c217d1440bea669d"`
[INFO] running `"docker" "rm" "-f" "b4ea8bbad9dc1e71a95a701a6fcedebcb1eeb2597c3767f2c217d1440bea669d"`
[INFO] [stdout] b4ea8bbad9dc1e71a95a701a6fcedebcb1eeb2597c3767f2c217d1440bea669d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "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] cdd8cd4d451b76f667821ae99c5e2cac4e5f73279b87b6c6eb3bd98e8ddbf87d
[INFO] running `"docker" "start" "-a" "cdd8cd4d451b76f667821ae99c5e2cac4e5f73279b87b6c6eb3bd98e8ddbf87d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let s = "dddd";
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s1`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let s1 = String::from("eeee");
[INFO] [stderr]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s1`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/myrust-8bb8532ff41d8c60
[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" "cdd8cd4d451b76f667821ae99c5e2cac4e5f73279b87b6c6eb3bd98e8ddbf87d"`
[INFO] running `"docker" "rm" "-f" "cdd8cd4d451b76f667821ae99c5e2cac4e5f73279b87b6c6eb3bd98e8ddbf87d"`
[INFO] [stdout] cdd8cd4d451b76f667821ae99c5e2cac4e5f73279b87b6c6eb3bd98e8ddbf87d