[INFO] cloning repository https://github.com/hasevent/practice2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hasevent/practice2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasevent%2Fpractice2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasevent%2Fpractice2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8faeddfc2b4cb9b0e6524b136169682c151d0dac
[INFO] testing hasevent/practice2 against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasevent%2Fpractice2" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hasevent/practice2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hasevent/practice2
[INFO] finished tweaking git repo https://github.com/hasevent/practice2
[INFO] tweaked toml for git repo https://github.com/hasevent/practice2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/hasevent/practice2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f956c8dd4f5faa157a8e568b732d08e9ca92a44b38aaec21abe770f976783ab
[INFO] running `Command { std: "docker" "start" "-a" "8f956c8dd4f5faa157a8e568b732d08e9ca92a44b38aaec21abe770f976783ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f956c8dd4f5faa157a8e568b732d08e9ca92a44b38aaec21abe770f976783ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f956c8dd4f5faa157a8e568b732d08e9ca92a44b38aaec21abe770f976783ab", kill_on_drop: false }`
[INFO] [stdout] 8f956c8dd4f5faa157a8e568b732d08e9ca92a44b38aaec21abe770f976783ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60f7531f575be0c1bfd4ddecce772c496c651c129c9da3066eaf0abe45835988
[INFO] running `Command { std: "docker" "start" "-a" "60f7531f575be0c1bfd4ddecce772c496c651c129c9da3066eaf0abe45835988", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling proconio-derive v0.1.6
[INFO] [stderr]    Compiling proconio v0.3.6
[INFO] [stderr]    Compiling practice2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.47s
[INFO] running `Command { std: "docker" "inspect" "60f7531f575be0c1bfd4ddecce772c496c651c129c9da3066eaf0abe45835988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f7531f575be0c1bfd4ddecce772c496c651c129c9da3066eaf0abe45835988", kill_on_drop: false }`
[INFO] [stdout] 60f7531f575be0c1bfd4ddecce772c496c651c129c9da3066eaf0abe45835988
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 302f700d0661521ad05aa21d0138b912391f3f60fd74023743334dca78a95ad4
[INFO] running `Command { std: "docker" "start" "-a" "302f700d0661521ad05aa21d0138b912391f3f60fd74023743334dca78a95ad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling practice2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] [stderr]   Executable unittests src/bin/a.rs (/opt/rustwide/target/debug/deps/a-7edde591098bde8c)
[INFO] [stderr]   Executable unittests src/bin/b.rs (/opt/rustwide/target/debug/deps/b-427c81278551adf3)
[INFO] [stderr]   Executable unittests src/bin/c.rs (/opt/rustwide/target/debug/deps/c-70e5354f02bcbb3b)
[INFO] [stderr]   Executable unittests src/bin/d.rs (/opt/rustwide/target/debug/deps/d-38889d78b726076d)
[INFO] [stderr]   Executable unittests src/bin/e.rs (/opt/rustwide/target/debug/deps/e-31bdb651c694d133)
[INFO] [stderr]   Executable unittests src/bin/f.rs (/opt/rustwide/target/debug/deps/f-dc77818ae8bfc08a)
[INFO] [stderr]   Executable unittests src/bin/g.rs (/opt/rustwide/target/debug/deps/g-b650d188b08df79f)
[INFO] [stderr]   Executable unittests src/bin/h.rs (/opt/rustwide/target/debug/deps/h-7fe3e448deff5b5b)
[INFO] [stderr]   Executable unittests src/bin/i.rs (/opt/rustwide/target/debug/deps/i-792159b79c67d03f)
[INFO] [stderr]   Executable unittests src/bin/j.rs (/opt/rustwide/target/debug/deps/j-04f96866a780ee03)
[INFO] [stderr]   Executable unittests src/bin/k.rs (/opt/rustwide/target/debug/deps/k-68319ed655886cb6)
[INFO] [stderr]   Executable unittests src/bin/l.rs (/opt/rustwide/target/debug/deps/l-1b277b9c46592c4e)
[INFO] running `Command { std: "docker" "inspect" "302f700d0661521ad05aa21d0138b912391f3f60fd74023743334dca78a95ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302f700d0661521ad05aa21d0138b912391f3f60fd74023743334dca78a95ad4", kill_on_drop: false }`
[INFO] [stdout] 302f700d0661521ad05aa21d0138b912391f3f60fd74023743334dca78a95ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10b9c0577d5ab6204f2b0b67ebaf3900c89795d9c559bdfa79545a85c72d751e
[INFO] running `Command { std: "docker" "start" "-a" "10b9c0577d5ab6204f2b0b67ebaf3900c89795d9c559bdfa79545a85c72d751e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/bin/a.rs (/opt/rustwide/target/debug/deps/a-7edde591098bde8c)
[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] [stderr]      Running unittests src/bin/b.rs (/opt/rustwide/target/debug/deps/b-427c81278551adf3)
[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] [stderr]      Running unittests src/bin/c.rs (/opt/rustwide/target/debug/deps/c-70e5354f02bcbb3b)
[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] [stderr]      Running unittests src/bin/d.rs (/opt/rustwide/target/debug/deps/d-38889d78b726076d)
[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] [stderr]      Running unittests src/bin/e.rs (/opt/rustwide/target/debug/deps/e-31bdb651c694d133)
[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] [stderr]      Running unittests src/bin/f.rs (/opt/rustwide/target/debug/deps/f-dc77818ae8bfc08a)
[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] [stderr]      Running unittests src/bin/g.rs (/opt/rustwide/target/debug/deps/g-b650d188b08df79f)
[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] [stderr]      Running unittests src/bin/h.rs (/opt/rustwide/target/debug/deps/h-7fe3e448deff5b5b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/i.rs (/opt/rustwide/target/debug/deps/i-792159b79c67d03f)
[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] [stderr]      Running unittests src/bin/j.rs (/opt/rustwide/target/debug/deps/j-04f96866a780ee03)
[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] [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] [stderr]      Running unittests src/bin/k.rs (/opt/rustwide/target/debug/deps/k-68319ed655886cb6)
[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] [stderr]      Running unittests src/bin/l.rs (/opt/rustwide/target/debug/deps/l-1b277b9c46592c4e)
[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" "10b9c0577d5ab6204f2b0b67ebaf3900c89795d9c559bdfa79545a85c72d751e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b9c0577d5ab6204f2b0b67ebaf3900c89795d9c559bdfa79545a85c72d751e", kill_on_drop: false }`
[INFO] [stdout] 10b9c0577d5ab6204f2b0b67ebaf3900c89795d9c559bdfa79545a85c72d751e