[INFO] cloning repository https://github.com/strassl/blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/strassl/blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrassl%2Fblockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrassl%2Fblockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 488351e7bb5d038c1c0f486f64300ae1970eea53 [INFO] testing strassl/blockchain against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrassl%2Fblockchain" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/strassl/blockchain on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/strassl/blockchain [INFO] finished tweaking git repo https://github.com/strassl/blockchain [INFO] tweaked toml for git repo https://github.com/strassl/blockchain written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/strassl/blockchain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 221e2228cb8c9c94e41c8e4905835c9802832ac35edc177679943460815a402c [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" "221e2228cb8c9c94e41c8e4905835c9802832ac35edc177679943460815a402c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "221e2228cb8c9c94e41c8e4905835c9802832ac35edc177679943460815a402c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "221e2228cb8c9c94e41c8e4905835c9802832ac35edc177679943460815a402c", kill_on_drop: false }` [INFO] [stdout] 221e2228cb8c9c94e41c8e4905835c9802832ac35edc177679943460815a402c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b0b3d678b200fd3952877b8f4d8c7894306ccd8de6df34198506cde714e1a6d5 [INFO] running `Command { std: "docker" "start" "-a" "b0b3d678b200fd3952877b8f4d8c7894306ccd8de6df34198506cde714e1a6d5", kill_on_drop: false }` [INFO] [stderr] Compiling gcc v0.3.49 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling thread-id v3.1.0 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling time v0.1.37 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling serde_json v1.0.2 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `serialize` [INFO] [stdout] --> src/chain/serialization.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn serialize(chain: &Chain) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize` [INFO] [stdout] --> src/chain/serialization.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn deserialize(data: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `deserialize` [INFO] [stdout] --> src/main.rs:10:39 [INFO] [stdout] | [INFO] [stdout] 10 | use chain::serialization::{serialize, deserialize}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize` [INFO] [stdout] --> src/chain/serialization.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn deserialize(data: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.92s [INFO] running `Command { std: "docker" "inspect" "b0b3d678b200fd3952877b8f4d8c7894306ccd8de6df34198506cde714e1a6d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0b3d678b200fd3952877b8f4d8c7894306ccd8de6df34198506cde714e1a6d5", kill_on_drop: false }` [INFO] [stdout] b0b3d678b200fd3952877b8f4d8c7894306ccd8de6df34198506cde714e1a6d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d68917ab20e0c675633c67116761875775ae359fa77a7fdebf562aacdefc495 [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" "1d68917ab20e0c675633c67116761875775ae359fa77a7fdebf562aacdefc495", kill_on_drop: false }` [INFO] [stderr] Compiling blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `serialize` [INFO] [stdout] --> src/chain/serialization.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn serialize(chain: &Chain) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize` [INFO] [stdout] --> src/chain/serialization.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn deserialize(data: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `deserialize` [INFO] [stdout] --> src/main.rs:10:39 [INFO] [stdout] | [INFO] [stdout] 10 | use chain::serialization::{serialize, deserialize}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "1d68917ab20e0c675633c67116761875775ae359fa77a7fdebf562aacdefc495", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d68917ab20e0c675633c67116761875775ae359fa77a7fdebf562aacdefc495", kill_on_drop: false }` [INFO] [stdout] 1d68917ab20e0c675633c67116761875775ae359fa77a7fdebf562aacdefc495 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] eb1f7dd5a2f13cde93084961375257aae821de5b665bf75db6433cb3463c5e49 [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" "eb1f7dd5a2f13cde93084961375257aae821de5b665bf75db6433cb3463c5e49", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: function is never used: `serialize` [INFO] [stdout] running 4 tests [INFO] [stderr] --> src/chain/serialization.rs:6:8 [INFO] [stdout] test chain::test::init_works ... ok [INFO] [stderr] | [INFO] [stderr] 6 | pub fn serialize(chain: &Chain) -> Vec { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deserialize` [INFO] [stderr] --> src/chain/serialization.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn deserialize(data: &Vec) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `deserialize` [INFO] [stderr] --> src/main.rs:10:39 [INFO] [stderr] | [INFO] [stderr] 10 | use chain::serialization::{serialize, deserialize}; [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 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/blockchain-95a7989fc1ae0fb1) [INFO] [stdout] test chain::test::verify_works ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/blockchain-de9c35e7854c6256) [INFO] [stdout] test chain::test::push_works ... ok [INFO] [stdout] test chain::serialization::test::serialize_deserialize_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stderr] Doc-tests blockchain [INFO] [stdout] test chain::test::init_works ... ok [INFO] [stdout] test chain::serialization::test::serialize_deserialize_works ... ok [INFO] [stdout] test chain::test::push_works ... ok [INFO] [stdout] test chain::test::verify_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [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" "eb1f7dd5a2f13cde93084961375257aae821de5b665bf75db6433cb3463c5e49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb1f7dd5a2f13cde93084961375257aae821de5b665bf75db6433cb3463c5e49", kill_on_drop: false }` [INFO] [stdout] eb1f7dd5a2f13cde93084961375257aae821de5b665bf75db6433cb3463c5e49