[INFO] updating cached repository https://github.com/Guaschman/hm-interpreter [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] 4a94ae4fa5d4dd7c3849dc6d9075a3e1748a973d [INFO] testing Guaschman/hm-interpreter against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuaschman%2Fhm-interpreter" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Guaschman/hm-interpreter 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/Guaschman/hm-interpreter [INFO] finished tweaking git repo https://github.com/Guaschman/hm-interpreter [INFO] tweaked toml for git repo https://github.com/Guaschman/hm-interpreter written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Guaschman/hm-interpreter 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aeaa27480869a6838528f8b85482d2e82d3e16c498e43d35a0e96b545064b411 [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" "aeaa27480869a6838528f8b85482d2e82d3e16c498e43d35a0e96b545064b411", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aeaa27480869a6838528f8b85482d2e82d3e16c498e43d35a0e96b545064b411", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aeaa27480869a6838528f8b85482d2e82d3e16c498e43d35a0e96b545064b411", kill_on_drop: false }` [INFO] [stdout] aeaa27480869a6838528f8b85482d2e82d3e16c498e43d35a0e96b545064b411 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f808fc92ee984ea909c36801e7562bf8b9c8c06ee0d121372d45e99129902714 [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" "f808fc92ee984ea909c36801e7562bf8b9c8c06ee0d121372d45e99129902714", kill_on_drop: false }` [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling lexical-core v0.7.4 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling uuid v0.1.18 [INFO] [stderr] Compiling nom-trace v0.2.1 [INFO] [stderr] Compiling hm-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `extend` [INFO] [stdout] --> src/type_checker.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | fn extend(mut self, (v, s): (Var, Scheme)) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/type_checker.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | fn remove(mut self, var: Var) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.72s [INFO] running `Command { std: "docker" "inspect" "f808fc92ee984ea909c36801e7562bf8b9c8c06ee0d121372d45e99129902714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f808fc92ee984ea909c36801e7562bf8b9c8c06ee0d121372d45e99129902714", kill_on_drop: false }` [INFO] [stdout] f808fc92ee984ea909c36801e7562bf8b9c8c06ee0d121372d45e99129902714 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dcc7300b9a2918b6d21b0c444d2d0f47eb76834c9d37452cc7eb32d359bdf7aa [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" "dcc7300b9a2918b6d21b0c444d2d0f47eb76834c9d37452cc7eb32d359bdf7aa", kill_on_drop: false }` [INFO] [stderr] Compiling hm-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `extend` [INFO] [stdout] --> src/type_checker.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | fn extend(mut self, (v, s): (Var, Scheme)) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/type_checker.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | fn remove(mut self, var: Var) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "dcc7300b9a2918b6d21b0c444d2d0f47eb76834c9d37452cc7eb32d359bdf7aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcc7300b9a2918b6d21b0c444d2d0f47eb76834c9d37452cc7eb32d359bdf7aa", kill_on_drop: false }` [INFO] [stdout] dcc7300b9a2918b6d21b0c444d2d0f47eb76834c9d37452cc7eb32d359bdf7aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1704e528ba95043a45cf3bca40d19887afa6d6a5fe4222b5a8bba086b78c35d8 [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" "1704e528ba95043a45cf3bca40d19887afa6d6a5fe4222b5a8bba086b78c35d8", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `extend` [INFO] [stderr] --> src/type_checker.rs:48:8 [INFO] [stderr] | [INFO] [stderr] 48 | fn extend(mut self, (v, s): (Var, Scheme)) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> src/type_checker.rs:53:8 [INFO] [stderr] | [INFO] [stderr] 53 | fn remove(mut self, var: Var) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hm_interpreter-b605447e7c0f6844 [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" "1704e528ba95043a45cf3bca40d19887afa6d6a5fe4222b5a8bba086b78c35d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1704e528ba95043a45cf3bca40d19887afa6d6a5fe4222b5a8bba086b78c35d8", kill_on_drop: false }` [INFO] [stdout] 1704e528ba95043a45cf3bca40d19887afa6d6a5fe4222b5a8bba086b78c35d8