[INFO] fetching crate smt2 0.2.0... [INFO] checking smt2-0.2.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate smt2 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate smt2 0.2.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate smt2 0.2.0 [INFO] finished tweaking crates.io crate smt2 0.2.0 [INFO] tweaked toml for crates.io crate smt2 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26ddda71f6a6075d5e0d5838c1c3cdeca8f6b9b26d26ef259e126ced70c077a1 [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" "26ddda71f6a6075d5e0d5838c1c3cdeca8f6b9b26d26ef259e126ced70c077a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26ddda71f6a6075d5e0d5838c1c3cdeca8f6b9b26d26ef259e126ced70c077a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26ddda71f6a6075d5e0d5838c1c3cdeca8f6b9b26d26ef259e126ced70c077a1", kill_on_drop: false }` [INFO] [stdout] 26ddda71f6a6075d5e0d5838c1c3cdeca8f6b9b26d26ef259e126ced70c077a1 [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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de2bc2fe57739e173320ce69f6618ec9348d0d068ceca1a4e462b7acb5eb309e [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" "de2bc2fe57739e173320ce69f6618ec9348d0d068ceca1a4e462b7acb5eb309e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking utf8-decode v1.0.1 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking source-span v2.2.0 [INFO] [stderr] Checking smt2 v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `downgrade_pattern` [INFO] [stdout] --> src/client/interface.rs:85:16 [INFO] [stdout] | [INFO] [stdout] 85 | pub(crate) fn downgrade_pattern(&self, _pattern: &Typed>) -> ExecResult>>, Error src/client/interface.rs:148:16 [INFO] [stdout] | [INFO] [stdout] 148 | pub(crate) fn downgrade_sort_declaration(&self, decl: &SortDeclaration) -> ExecResult>, Error src/client/interface.rs:220:16 [INFO] [stdout] | [INFO] [stdout] 220 | pub(crate) fn upgrade_pattern(&self, _pattern: &Typed>>) -> ExecResult>, Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `upgrade_abstract_sort` [INFO] [stdout] --> src/client/interface.rs:247:16 [INFO] [stdout] | [INFO] [stdout] 247 | pub(crate) fn upgrade_abstract_sort(&self, sort: &AbstractGroundSort) -> ExecResult, Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `downgrade_pattern` [INFO] [stdout] --> src/client/interface.rs:85:16 [INFO] [stdout] | [INFO] [stdout] 85 | pub(crate) fn downgrade_pattern(&self, _pattern: &Typed>) -> ExecResult>>, Error src/client/interface.rs:148:16 [INFO] [stdout] | [INFO] [stdout] 148 | pub(crate) fn downgrade_sort_declaration(&self, decl: &SortDeclaration) -> ExecResult>, Error src/client/interface.rs:220:16 [INFO] [stdout] | [INFO] [stdout] 220 | pub(crate) fn upgrade_pattern(&self, _pattern: &Typed>>) -> ExecResult>, Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `upgrade_abstract_sort` [INFO] [stdout] --> src/client/interface.rs:247:16 [INFO] [stdout] | [INFO] [stdout] 247 | pub(crate) fn upgrade_abstract_sort(&self, sort: &AbstractGroundSort) -> ExecResult, Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.75s [INFO] running `Command { std: "docker" "inspect" "de2bc2fe57739e173320ce69f6618ec9348d0d068ceca1a4e462b7acb5eb309e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de2bc2fe57739e173320ce69f6618ec9348d0d068ceca1a4e462b7acb5eb309e", kill_on_drop: false }` [INFO] [stdout] de2bc2fe57739e173320ce69f6618ec9348d0d068ceca1a4e462b7acb5eb309e