[INFO] cloning repository https://github.com/statechart/thot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/statechart/thot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstatechart%2Fthot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstatechart%2Fthot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f98f384e2bef99f60c5fdb41477f99431cf6892
[INFO] testing statechart/thot against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstatechart%2Fthot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/statechart/thot on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/statechart/thot
[INFO] finished tweaking git repo https://github.com/statechart/thot
[INFO] tweaked toml for git repo https://github.com/statechart/thot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/statechart/thot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4aeffc984a5ac0b6024005ff4121ad30e82562ec0c5d43d10ecb66b49415184
[INFO] running `Command { std: "docker" "start" "-a" "d4aeffc984a5ac0b6024005ff4121ad30e82562ec0c5d43d10ecb66b49415184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4aeffc984a5ac0b6024005ff4121ad30e82562ec0c5d43d10ecb66b49415184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4aeffc984a5ac0b6024005ff4121ad30e82562ec0c5d43d10ecb66b49415184", kill_on_drop: false }`
[INFO] [stdout] d4aeffc984a5ac0b6024005ff4121ad30e82562ec0c5d43d10ecb66b49415184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fe338b5a4fa15be58489f6c375b6d32cd322af7fec01312431544ca5a43e8f5
[INFO] running `Command { std: "docker" "start" "-a" "8fe338b5a4fa15be58489f6c375b6d32cd322af7fec01312431544ca5a43e8f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.37
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.37
[INFO] [stderr]    Compiling thot_core v0.1.0 (/opt/rustwide/workdir/packages/thot_core)
[INFO] [stdout] warning: unused variable: `guard`
[INFO] [stdout]    --> packages/thot_core/src/ast/core/to_microstep.rs:199:44
[INFO] [stdout]     |
[INFO] [stdout] 199 | fn gen_invocations(states: &[core::State], guard: &Option<Expression>) -> Vec<Statement> {
[INFO] [stdout]     |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_guard`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> packages/thot_core/src/ast/core/to_microstep.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let mut statements = vec![];
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `Command { std: "docker" "inspect" "8fe338b5a4fa15be58489f6c375b6d32cd322af7fec01312431544ca5a43e8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe338b5a4fa15be58489f6c375b6d32cd322af7fec01312431544ca5a43e8f5", kill_on_drop: false }`
[INFO] [stdout] 8fe338b5a4fa15be58489f6c375b6d32cd322af7fec01312431544ca5a43e8f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e945c59c677955b191e2673c777c605799722fe288fc850b9b5e6f16c2fccf52
[INFO] running `Command { std: "docker" "start" "-a" "e945c59c677955b191e2673c777c605799722fe288fc850b9b5e6f16c2fccf52", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `guard`
[INFO] [stdout]    --> packages/thot_core/src/ast/core/to_microstep.rs:199:44
[INFO] [stdout]     |
[INFO] [stdout] 199 | fn gen_invocations(states: &[core::State], guard: &Option<Expression>) -> Vec<Statement> {
[INFO] [stdout]     |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_guard`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> packages/thot_core/src/ast/core/to_microstep.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let mut statements = vec![];
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "e945c59c677955b191e2673c777c605799722fe288fc850b9b5e6f16c2fccf52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e945c59c677955b191e2673c777c605799722fe288fc850b9b5e6f16c2fccf52", kill_on_drop: false }`
[INFO] [stdout] e945c59c677955b191e2673c777c605799722fe288fc850b9b5e6f16c2fccf52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1cbf7d3657ebbf5355cd2ecc42ff99a6eb54151b363f5bd2e385502a5161217
[INFO] running `Command { std: "docker" "start" "-a" "c1cbf7d3657ebbf5355cd2ecc42ff99a6eb54151b363f5bd2e385502a5161217", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `guard`
[INFO] [stderr]    --> packages/thot_core/src/ast/core/to_microstep.rs:199:44
[INFO] [stderr]     |
[INFO] [stderr] 199 | fn gen_invocations(states: &[core::State], guard: &Option<Expression>) -> Vec<Statement> {
[INFO] [stderr]     |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_guard`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> packages/thot_core/src/ast/core/to_microstep.rs:200:9
[INFO] [stderr]     |
[INFO] [stderr] 200 |     let mut statements = vec![];
[INFO] [stderr]     |         ----^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `thot_core` (lib) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/thot-8344e3947f84c9a0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thot
[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] running `Command { std: "docker" "inspect" "c1cbf7d3657ebbf5355cd2ecc42ff99a6eb54151b363f5bd2e385502a5161217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1cbf7d3657ebbf5355cd2ecc42ff99a6eb54151b363f5bd2e385502a5161217", kill_on_drop: false }`
[INFO] [stdout] c1cbf7d3657ebbf5355cd2ecc42ff99a6eb54151b363f5bd2e385502a5161217