[INFO] updating cached repository https://github.com/strassl/blockchain [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 488351e7bb5d038c1c0f486f64300ae1970eea53 [INFO] testing strassl/blockchain against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrassl%2Fblockchain" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/strassl/blockchain on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf30a4cc5a4bf8d13ed0827c758fc20a8c7d269499a7f02bf76ab13e4d5921dc [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" "bf30a4cc5a4bf8d13ed0827c758fc20a8c7d269499a7f02bf76ab13e4d5921dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf30a4cc5a4bf8d13ed0827c758fc20a8c7d269499a7f02bf76ab13e4d5921dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf30a4cc5a4bf8d13ed0827c758fc20a8c7d269499a7f02bf76ab13e4d5921dc", kill_on_drop: false }` [INFO] [stdout] bf30a4cc5a4bf8d13ed0827c758fc20a8c7d269499a7f02bf76ab13e4d5921dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ec052c7607180dc937a567ada2afc8bca76f3d07ecf51d088c0df211c28832e [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" "6ec052c7607180dc937a567ada2afc8bca76f3d07ecf51d088c0df211c28832e", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling gcc v0.3.49 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-traits v0.1.37 [INFO] [stderr] Compiling time v0.1.37 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling serde_json v1.0.2 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling serde_derive_internals v0.15.1 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.8 [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 37.02s [INFO] running `Command { std: "docker" "inspect" "6ec052c7607180dc937a567ada2afc8bca76f3d07ecf51d088c0df211c28832e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ec052c7607180dc937a567ada2afc8bca76f3d07ecf51d088c0df211c28832e", kill_on_drop: false }` [INFO] [stdout] 6ec052c7607180dc937a567ada2afc8bca76f3d07ecf51d088c0df211c28832e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7720bf698204c8c64924179c3d0b37f83f3147edeb828620a3fc38150f4b182b [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" "7720bf698204c8c64924179c3d0b37f83f3147edeb828620a3fc38150f4b182b", 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 3.28s [INFO] running `Command { std: "docker" "inspect" "7720bf698204c8c64924179c3d0b37f83f3147edeb828620a3fc38150f4b182b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7720bf698204c8c64924179c3d0b37f83f3147edeb828620a3fc38150f4b182b", kill_on_drop: false }` [INFO] [stdout] 7720bf698204c8c64924179c3d0b37f83f3147edeb828620a3fc38150f4b182b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 975d60426771be6b6fc1cf140c4e93da27c7287132d947db723f23841aaea55b [INFO] running `Command { std: "docker" "start" "-a" "975d60426771be6b6fc1cf140c4e93da27c7287132d947db723f23841aaea55b", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `serialize` [INFO] [stderr] --> src/chain/serialization.rs:6:8 [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 0.10s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/blockchain-772f509df044e03f [INFO] [stdout] running 4 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/blockchain-ead6637712525f10 [INFO] [stdout] test chain::serialization::test::serialize_deserialize_works ... ok [INFO] [stdout] test chain::test::init_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 [INFO] [stdout] [INFO] [stderr] Doc-tests blockchain [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test chain::test::push_works ... ok [INFO] [stdout] test chain::test::init_works ... ok [INFO] [stdout] test chain::serialization::test::serialize_deserialize_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 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "975d60426771be6b6fc1cf140c4e93da27c7287132d947db723f23841aaea55b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "975d60426771be6b6fc1cf140c4e93da27c7287132d947db723f23841aaea55b", kill_on_drop: false }` [INFO] [stdout] 975d60426771be6b6fc1cf140c4e93da27c7287132d947db723f23841aaea55b