[INFO] fetching crate turingmachine-rs 0.2.0... [INFO] testing turingmachine-rs-0.2.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate turingmachine-rs 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate turingmachine-rs 0.2.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate turingmachine-rs 0.2.0 [INFO] finished tweaking crates.io crate turingmachine-rs 0.2.0 [INFO] tweaked toml for crates.io crate turingmachine-rs 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate turingmachine-rs 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] cd4fa40b5e024bf02b0f975583679a41a3762f179da5cc9edd4553b824f2f8f0 [INFO] running `Command { std: "docker" "start" "-a" "cd4fa40b5e024bf02b0f975583679a41a3762f179da5cc9edd4553b824f2f8f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd4fa40b5e024bf02b0f975583679a41a3762f179da5cc9edd4553b824f2f8f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd4fa40b5e024bf02b0f975583679a41a3762f179da5cc9edd4553b824f2f8f0", kill_on_drop: false }` [INFO] [stdout] cd4fa40b5e024bf02b0f975583679a41a3762f179da5cc9edd4553b824f2f8f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", 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] 6158122bec7d534f64024efaf0363340567b302ab9d00658199632b9aa56cf05 [INFO] running `Command { std: "docker" "start" "-a" "6158122bec7d534f64024efaf0363340567b302ab9d00658199632b9aa56cf05", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling turingmachine-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "6158122bec7d534f64024efaf0363340567b302ab9d00658199632b9aa56cf05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6158122bec7d534f64024efaf0363340567b302ab9d00658199632b9aa56cf05", kill_on_drop: false }` [INFO] [stdout] 6158122bec7d534f64024efaf0363340567b302ab9d00658199632b9aa56cf05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 815bb85d253c77ca75b53d16c4b47507ae8c016cdf1501d34559b2c31ab98d59 [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" "815bb85d253c77ca75b53d16c4b47507ae8c016cdf1501d34559b2c31ab98d59", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling turingmachine-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `iter::Cycle` [INFO] [stdout] --> examples/divisibility.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | use std::{fmt, iter::Cycle}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `MarkedOne` [INFO] [stdout] --> examples/divisibility.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | MarkedOne, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Alphabet` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> examples/divisibility.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, PartialEq)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Halt` [INFO] [stdout] --> examples/divisibility.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | Halt, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Alphabet` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> examples/divisibility.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, PartialEq)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Found1InDenominator` [INFO] [stdout] --> examples/divisibility.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | Found1InDenominator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `States` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> examples/divisibility.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Found1InNuminator` [INFO] [stdout] --> examples/divisibility.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | Found1InNuminator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `States` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> examples/divisibility.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.69s [INFO] running `Command { std: "docker" "inspect" "815bb85d253c77ca75b53d16c4b47507ae8c016cdf1501d34559b2c31ab98d59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "815bb85d253c77ca75b53d16c4b47507ae8c016cdf1501d34559b2c31ab98d59", kill_on_drop: false }` [INFO] [stdout] 815bb85d253c77ca75b53d16c4b47507ae8c016cdf1501d34559b2c31ab98d59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7b97b10b794bdf2cfd00e4b4515deb5d5d7f87656cbfb2797f85950836848c77 [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" "7b97b10b794bdf2cfd00e4b4515deb5d5d7f87656cbfb2797f85950836848c77", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] warning: unused import: `iter::Cycle` [INFO] [stderr] --> examples/divisibility.rs:14:16 [INFO] [stderr] | [INFO] [stderr] 14 | use std::{fmt, iter::Cycle}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `MarkedOne` [INFO] [stderr] --> examples/divisibility.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | MarkedOne, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Alphabet` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> examples/divisibility.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | #[derive(Clone, PartialEq)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Halt` [INFO] [stderr] --> examples/divisibility.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | Halt, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Alphabet` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> examples/divisibility.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | #[derive(Clone, PartialEq)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Found1InDenominator` [INFO] [stderr] --> examples/divisibility.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | Found1InDenominator, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `States` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> examples/divisibility.rs:40:10 [INFO] [stderr] | [INFO] [stderr] 40 | #[derive(Debug, Clone, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Found1InNuminator` [INFO] [stderr] --> examples/divisibility.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | Found1InNuminator, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `States` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> examples/divisibility.rs:40:10 [INFO] [stderr] | [INFO] [stderr] 40 | #[derive(Debug, Clone, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `turingmachine-rs` (example "divisibility") generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/turingmachine_rs-b0235fe542b27c3e) [INFO] [stdout] [INFO] [stderr] Running tests/exactly-two.rs (/opt/rustwide/target/debug/deps/exactly_two-2576fbb177a03f13) [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::fetch_cursor ... ok [INFO] [stdout] test tests::turing_into_vec ... ok [INFO] [stdout] test tests::turing_stepping ... ok [INFO] [stdout] test tests::turing_tape_new ... ok [INFO] [stdout] test tests::set_cursor ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/replace-ones.rs (/opt/rustwide/target/debug/deps/replace_ones-12d194c398e1091e) [INFO] [stdout] test exactly_two_proper_output ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests turingmachine-rs [INFO] [stdout] test replace_ones_proper_output ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [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] running `Command { std: "docker" "inspect" "7b97b10b794bdf2cfd00e4b4515deb5d5d7f87656cbfb2797f85950836848c77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b97b10b794bdf2cfd00e4b4515deb5d5d7f87656cbfb2797f85950836848c77", kill_on_drop: false }` [INFO] [stdout] 7b97b10b794bdf2cfd00e4b4515deb5d5d7f87656cbfb2797f85950836848c77