[INFO] fetching crate rustollens 0.1.0... [INFO] testing rustollens-0.1.0 against 1.49.0 for beta-1.50-1 [INFO] extracting crate rustollens 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rustollens 0.1.0 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustollens 0.1.0 [INFO] finished tweaking crates.io crate rustollens 0.1.0 [INFO] tweaked toml for crates.io crate rustollens 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] db0159ea252648897ffba1ffcfb33fed7bb7ab4dcfbd262f4172706eff8b5f25 [INFO] running `Command { std: "docker" "start" "-a" "db0159ea252648897ffba1ffcfb33fed7bb7ab4dcfbd262f4172706eff8b5f25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db0159ea252648897ffba1ffcfb33fed7bb7ab4dcfbd262f4172706eff8b5f25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db0159ea252648897ffba1ffcfb33fed7bb7ab4dcfbd262f4172706eff8b5f25", kill_on_drop: false }` [INFO] [stdout] db0159ea252648897ffba1ffcfb33fed7bb7ab4dcfbd262f4172706eff8b5f25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30eb2ee9a034cea17a7244e2f96b5d172e046881496a995a659037a9484b7445 [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" "30eb2ee9a034cea17a7244e2f96b5d172e046881496a995a659037a9484b7445", kill_on_drop: false }` [INFO] [stderr] Compiling rustollens v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "30eb2ee9a034cea17a7244e2f96b5d172e046881496a995a659037a9484b7445", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30eb2ee9a034cea17a7244e2f96b5d172e046881496a995a659037a9484b7445", kill_on_drop: false }` [INFO] [stdout] 30eb2ee9a034cea17a7244e2f96b5d172e046881496a995a659037a9484b7445 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8584f9470f3e466af0308d750a9947c234a6b0a1083b41a56dc1a03e559d49e7 [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" "8584f9470f3e466af0308d750a9947c234a6b0a1083b41a56dc1a03e559d49e7", kill_on_drop: false }` [INFO] [stderr] Compiling rustollens v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `deduce_truth` [INFO] [stdout] --> tests/common.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn deduce_truth() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deduce_falsity` [INFO] [stdout] --> tests/common.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn deduce_falsity() { [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 2.54s [INFO] running `Command { std: "docker" "inspect" "8584f9470f3e466af0308d750a9947c234a6b0a1083b41a56dc1a03e559d49e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8584f9470f3e466af0308d750a9947c234a6b0a1083b41a56dc1a03e559d49e7", kill_on_drop: false }` [INFO] [stdout] 8584f9470f3e466af0308d750a9947c234a6b0a1083b41a56dc1a03e559d49e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d4328099b0c00d5e490abd6f36497f57bb20c98ce4ddcf7f651faed5fbf6a2c2 [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" "d4328099b0c00d5e490abd6f36497f57bb20c98ce4ddcf7f651faed5fbf6a2c2", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: function is never used: `deduce_truth` [INFO] [stdout] running 0 tests [INFO] [stderr] --> tests/common.rs:5:8 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] 5 | pub fn deduce_truth() { [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 3 tests [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deduce_falsity` [INFO] [stderr] --> tests/common.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn deduce_falsity() { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rustollens-78e7aa8da44bca4f [INFO] [stderr] Running /opt/rustwide/target/debug/deps/boolean_test-ed527fb1f3e98d0c [INFO] [stdout] test type_level_booleans_can_be_grouped ... ok [INFO] [stdout] test type_level_booleans_are_convertible_to_runtime_booleans ... ok [INFO] [stdout] test type_level_booleans_can_be_shown ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/common-28aa789db7c67e87 [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] [stderr] Running /opt/rustwide/target/debug/deps/connective_test-bd3b91046ee10c08 [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test conjunction_holds_for_all_permutations_of_booleans ... ok [INFO] [stdout] test bi_implication_holds_for_all_permutations_of_booleans ... ok [INFO] [stdout] test double_negation_reduces_to_the_initial_type ... ok [INFO] [stdout] test disjunction_holds_for_all_permutations_of_booleans ... ok [INFO] [stdout] test implication_holds_for_all_permutations_of_booleans ... ok [INFO] [stdout] test exclusive_or_holds_for_all_permutations_of_booleans ... ok [INFO] [stdout] test negation_holds_for_all_permutations_of_booleans ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/equality_test-31e7d492de231401 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests rustollens [INFO] [stdout] test equality_holds_for_all_permutations_of_booleans ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 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" "d4328099b0c00d5e490abd6f36497f57bb20c98ce4ddcf7f651faed5fbf6a2c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4328099b0c00d5e490abd6f36497f57bb20c98ce4ddcf7f651faed5fbf6a2c2", kill_on_drop: false }` [INFO] [stdout] d4328099b0c00d5e490abd6f36497f57bb20c98ce4ddcf7f651faed5fbf6a2c2