[INFO] fetching crate kvr 0.3.0... [INFO] testing kvr-0.3.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate kvr 0.3.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate kvr 0.3.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kvr 0.3.0 [INFO] finished tweaking crates.io crate kvr 0.3.0 [INFO] tweaked toml for crates.io crate kvr 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate kvr 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ulid v0.4.1 [INFO] [stderr] Downloaded tokio v1.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 3289d28bbad8946850c4dd54ad5929c7e0db2a2cd5be8e4668b186d4cc51155e [INFO] running `Command { std: "docker" "start" "-a" "3289d28bbad8946850c4dd54ad5929c7e0db2a2cd5be8e4668b186d4cc51155e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3289d28bbad8946850c4dd54ad5929c7e0db2a2cd5be8e4668b186d4cc51155e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3289d28bbad8946850c4dd54ad5929c7e0db2a2cd5be8e4668b186d4cc51155e", kill_on_drop: false }` [INFO] [stdout] 3289d28bbad8946850c4dd54ad5929c7e0db2a2cd5be8e4668b186d4cc51155e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85266c5c92ebf5409453726912d7a1975826a1517f01c06709b01a204f9bdc54 [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" "85266c5c92ebf5409453726912d7a1975826a1517f01c06709b01a204f9bdc54", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling tokio v1.7.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling ulid v0.4.1 [INFO] [stderr] Compiling kvr v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `prev_rev` [INFO] [stdout] --> src/data.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub(crate) prev_rev: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/data.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) value: V, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `historical_entries` [INFO] [stdout] --> src/lib.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | historical_entries: BTreeMap, ValueWithPrevRevRef>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/bin/kvr.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let x = KeyValueRevision::::try_init("example.db", true) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [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 [unoptimized + debuginfo] target(s) in 31.51s [INFO] running `Command { std: "docker" "inspect" "85266c5c92ebf5409453726912d7a1975826a1517f01c06709b01a204f9bdc54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85266c5c92ebf5409453726912d7a1975826a1517f01c06709b01a204f9bdc54", kill_on_drop: false }` [INFO] [stdout] 85266c5c92ebf5409453726912d7a1975826a1517f01c06709b01a204f9bdc54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e07c0357b30de4b9839225952215ec5dac569743cdd93046ec1da795407edb6 [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" "6e07c0357b30de4b9839225952215ec5dac569743cdd93046ec1da795407edb6", kill_on_drop: false }` [INFO] [stderr] Compiling kvr v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `prev_rev` [INFO] [stdout] --> src/data.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub(crate) prev_rev: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/data.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) value: V, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `historical_entries` [INFO] [stdout] --> src/lib.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | historical_entries: BTreeMap, ValueWithPrevRevRef>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/bin/kvr.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let x = KeyValueRevision::::try_init("example.db", true) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `prev_rev` [INFO] [stdout] --> src/data.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub(crate) prev_rev: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/data.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) value: V, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `historical_entries` [INFO] [stdout] --> src/lib.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | historical_entries: BTreeMap, ValueWithPrevRevRef>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `Command { std: "docker" "inspect" "6e07c0357b30de4b9839225952215ec5dac569743cdd93046ec1da795407edb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e07c0357b30de4b9839225952215ec5dac569743cdd93046ec1da795407edb6", kill_on_drop: false }` [INFO] [stdout] 6e07c0357b30de4b9839225952215ec5dac569743cdd93046ec1da795407edb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 804554d476e6fc1590a84ebf93ae267485346f76e842b80ccb064c5ff27b24f1 [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" "804554d476e6fc1590a84ebf93ae267485346f76e842b80ccb064c5ff27b24f1", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `prev_rev` [INFO] [stderr] --> src/data.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | pub(crate) prev_rev: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/data.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | pub(crate) value: V, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `historical_entries` [INFO] [stderr] --> src/lib.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | historical_entries: BTreeMap, ValueWithPrevRevRef>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `kvr` (lib) generated 3 warnings [INFO] [stderr] warning: `kvr` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/bin/kvr.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let x = KeyValueRevision::::try_init("example.db", true) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `kvr` (bin "kvr" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/kvr-3ae58437ed2050eb) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/kvr-ad097e2677f9c8ac) [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] Doc-tests kvr [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" "804554d476e6fc1590a84ebf93ae267485346f76e842b80ccb064c5ff27b24f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "804554d476e6fc1590a84ebf93ae267485346f76e842b80ccb064c5ff27b24f1", kill_on_drop: false }` [INFO] [stdout] 804554d476e6fc1590a84ebf93ae267485346f76e842b80ccb064c5ff27b24f1