[INFO] cloning repository https://github.com/dylanalvarez/tp3_concurrentes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dylanalvarez/tp3_concurrentes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanalvarez%2Ftp3_concurrentes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanalvarez%2Ftp3_concurrentes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ece3569d4d60b976ed1d2320a4bd3c5f0ab5103
[INFO] testing dylanalvarez/tp3_concurrentes against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanalvarez%2Ftp3_concurrentes" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dylanalvarez/tp3_concurrentes on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dylanalvarez/tp3_concurrentes
[INFO] finished tweaking git repo https://github.com/dylanalvarez/tp3_concurrentes
[INFO] tweaked toml for git repo https://github.com/dylanalvarez/tp3_concurrentes written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dylanalvarez/tp3_concurrentes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1383281e92d6f7031a704994e6943bd6aae307718025b612f37a45e2c7265dd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1383281e92d6f7031a704994e6943bd6aae307718025b612f37a45e2c7265dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1383281e92d6f7031a704994e6943bd6aae307718025b612f37a45e2c7265dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1383281e92d6f7031a704994e6943bd6aae307718025b612f37a45e2c7265dd", kill_on_drop: false }`
[INFO] [stdout] b1383281e92d6f7031a704994e6943bd6aae307718025b612f37a45e2c7265dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2876f29b586eb78881b4e5099d5883d52fe30f0111ac68fbdd069a9a9e5f7865
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2876f29b586eb78881b4e5099d5883d52fe30f0111ac68fbdd069a9a9e5f7865", kill_on_drop: false }`
[INFO] [stderr]    Compiling tp3_concurrentes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "2876f29b586eb78881b4e5099d5883d52fe30f0111ac68fbdd069a9a9e5f7865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2876f29b586eb78881b4e5099d5883d52fe30f0111ac68fbdd069a9a9e5f7865", kill_on_drop: false }`
[INFO] [stdout] 2876f29b586eb78881b4e5099d5883d52fe30f0111ac68fbdd069a9a9e5f7865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a15beb045b388296a849f5484539d02b61c31054b1260e4c4ba46e2d9aab2f8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a15beb045b388296a849f5484539d02b61c31054b1260e4c4ba46e2d9aab2f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tp3_concurrentes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/blockchain_message.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let mut blockchain = Blockchain::new();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/blockchain_message.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut expected = Blockchain::new();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a15beb045b388296a849f5484539d02b61c31054b1260e4c4ba46e2d9aab2f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a15beb045b388296a849f5484539d02b61c31054b1260e4c4ba46e2d9aab2f8c", kill_on_drop: false }`
[INFO] [stdout] a15beb045b388296a849f5484539d02b61c31054b1260e4c4ba46e2d9aab2f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2d9531e23883b0413b0e57a61996dad0d508aad6fb83314bd4ef3102754be0c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2d9531e23883b0413b0e57a61996dad0d508aad6fb83314bd4ef3102754be0c", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/blockchain_message.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let mut blockchain = Blockchain::new();
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/blockchain_message.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let mut expected = Blockchain::new();
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `tp3_concurrentes` (bin "tp3_concurrentes" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tp3_concurrentes-55ef8c6807ca8be2)
[INFO] [stdout] running 25 tests
[INFO] [stdout] test add_grade_message::tests::test_from_coordinator_as_string ... ok
[INFO] [stdout] test add_grade_message::tests::test_to_coordinator_as_string ... ok
[INFO] [stdout] test add_grade_message::tests::test_to_coordinator_from_string ... ok
[INFO] [stdout] test blockchain::tests::test_blockchain_hashes_are_recursive ... ok
[INFO] [stdout] test acquire_message::tests::test_as_bytes ... ok
[INFO] [stdout] test blockchain_message::tests::test_ask_for_blockchain_from_string ... ok
[INFO] [stdout] test add_grade_message::tests::test_none_from_string ... ok
[INFO] [stdout] test blockchain_message::tests::test_blockchain_result_as_string ... ok
[INFO] [stdout] test blockchain_message::tests::test_empty_blockchain_result_from_string ... ok
[INFO] [stdout] test blockchain_message::tests::test_blockchain_result_from_string ... ok
[INFO] [stdout] test blockchain_message::tests::test_blockchain_result_multiple_records_as_string ... ok
[INFO] [stdout] test blockchain_message::tests::test_blockchain_result_multiple_records_from_string ... ok
[INFO] [stdout] test blockchain_message::tests::test_empty_blockchain_result_as_string ... ok
[INFO] [stdout] test blockchain_message::tests::test_ask_for_blockchain_as_string ... ok
[INFO] [stdout] test blockchain::tests::test_empty_blockchain_is_valid ... ok
[INFO] [stdout] test blockchain::tests::test_add_record_needs_manual_hash_creation_for_valid_blockchains ... ok
[INFO] [stdout] test blockchain::tests::test_add_record_allows_for_invalid_blockchains ... ok
[INFO] [stdout] test blockchain::tests::test_add_grade_always_generates_valid_blockchains ... ok
[INFO] [stdout] test acquire_message::tests::from_bytes ... ok
[INFO] [stdout] test blockchain::tests::test_same_inputs_generate_same_outputs ... ok
[INFO] [stdout] test ip_parser::tests::test_parse_ip ... ok
[INFO] [stdout] test election_message::tests::from_bytes ... ok
[INFO] [stdout] test blockchain_message::tests::test_none_from_string ... ok
[INFO] [stdout] test add_grade_message::tests::test_from_coordinator_from_string ... ok
[INFO] [stdout] test election_message::tests::test_as_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e2d9531e23883b0413b0e57a61996dad0d508aad6fb83314bd4ef3102754be0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d9531e23883b0413b0e57a61996dad0d508aad6fb83314bd4ef3102754be0c", kill_on_drop: false }`
[INFO] [stdout] e2d9531e23883b0413b0e57a61996dad0d508aad6fb83314bd4ef3102754be0c