[INFO] cloning repository https://github.com/kamilkn/tcp_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kamilkn/tcp_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilkn%2Ftcp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilkn%2Ftcp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a9fa0a7a1d63ba06d2fccaf96d89d4f91a716d2
[INFO] testing kamilkn/tcp_server against 1.79.0 for beta-1.80-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilkn%2Ftcp_server" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kamilkn/tcp_server on toolchain 1.79.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.79.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kamilkn/tcp_server
[INFO] finished tweaking git repo https://github.com/kamilkn/tcp_server
[INFO] tweaked toml for git repo https://github.com/kamilkn/tcp_server written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kamilkn/tcp_server 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" "+1.79.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dotenv v0.15.0
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded cpufeatures v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c56666837f05271491443f6348dec83d95ffe31c89c10e23273ee930893b1259
[INFO] running `Command { std: "docker" "start" "-a" "c56666837f05271491443f6348dec83d95ffe31c89c10e23273ee930893b1259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c56666837f05271491443f6348dec83d95ffe31c89c10e23273ee930893b1259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56666837f05271491443f6348dec83d95ffe31c89c10e23273ee930893b1259", kill_on_drop: false }`
[INFO] [stdout] c56666837f05271491443f6348dec83d95ffe31c89c10e23273ee930893b1259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7f6329cb856049426fc943aa5a50166b833e7bbcb0fadbc320f9f19e58aac73
[INFO] running `Command { std: "docker" "start" "-a" "b7f6329cb856049426fc943aa5a50166b833e7bbcb0fadbc320f9f19e58aac73", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling deranged v0.3.9
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling colored v2.0.4
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling mio v0.8.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling cpufeatures v0.2.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling time v0.3.30
[INFO] [stderr]    Compiling simple_logger v4.2.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tokio v1.33.0
[INFO] [stderr]    Compiling tcp_pow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `quotes_store`
[INFO] [stdout]   --> src/main.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let quotes_store = QuotesStore::new(vec![
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quotes_store`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.51s
[INFO] running `Command { std: "docker" "inspect" "b7f6329cb856049426fc943aa5a50166b833e7bbcb0fadbc320f9f19e58aac73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f6329cb856049426fc943aa5a50166b833e7bbcb0fadbc320f9f19e58aac73", kill_on_drop: false }`
[INFO] [stdout] b7f6329cb856049426fc943aa5a50166b833e7bbcb0fadbc320f9f19e58aac73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b54aa54123ffe6c687d672b081090523a637b820079f6dd79a6a6da0e7c64a4c
[INFO] running `Command { std: "docker" "start" "-a" "b54aa54123ffe6c687d672b081090523a637b820079f6dd79a6a6da0e7c64a4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_pow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `quotes_store`
[INFO] [stdout]   --> src/main.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let quotes_store = QuotesStore::new(vec![
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quotes_store`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "b54aa54123ffe6c687d672b081090523a637b820079f6dd79a6a6da0e7c64a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54aa54123ffe6c687d672b081090523a637b820079f6dd79a6a6da0e7c64a4c", kill_on_drop: false }`
[INFO] [stdout] b54aa54123ffe6c687d672b081090523a637b820079f6dd79a6a6da0e7c64a4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b53d2838031c085da7e2c37f9ebb07048a7ec5502017970f56f67bcf7fe2263b
[INFO] running `Command { std: "docker" "start" "-a" "b53d2838031c085da7e2c37f9ebb07048a7ec5502017970f56f67bcf7fe2263b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `quotes_store`
[INFO] [stderr]   --> src/main.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let quotes_store = QuotesStore::new(vec![
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quotes_store`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tcp_pow` (bin "tcp_pow" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tcp_pow-6108f7415cf720ae)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test pow::sha2_256::tests::test_generate_challenge ... ok
[INFO] [stdout] test pow::sha2_256::tests::test_verify_proof ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tcp_pow-93d0c711392965ae)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tcp_pow
[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] running `Command { std: "docker" "inspect" "b53d2838031c085da7e2c37f9ebb07048a7ec5502017970f56f67bcf7fe2263b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53d2838031c085da7e2c37f9ebb07048a7ec5502017970f56f67bcf7fe2263b", kill_on_drop: false }`
[INFO] [stdout] b53d2838031c085da7e2c37f9ebb07048a7ec5502017970f56f67bcf7fe2263b