[INFO] fetching crate switch-resume 0.1.3...
[INFO] testing switch-resume-0.1.3 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate switch-resume 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate switch-resume 0.1.3
[INFO] finished tweaking crates.io crate switch-resume 0.1.3
[INFO] tweaked toml for crates.io crate switch-resume 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate switch-resume 0.1.3 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate switch-resume 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c
[INFO] running `Command { std: "docker" "start" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling parking v2.1.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]    Compiling futures-micro v0.5.0
[INFO] [stderr]    Compiling async-task v4.4.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling async-oneshot v0.5.0
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling async-executor v1.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling async-recursion v1.0.4
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling switch-resume v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `async-executor`
[INFO] [stderr]  --> Cargo.toml:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | [dependencies.async-executor]
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `async-executor`
[INFO] [stderr] warning: unused dependency `async-recursion`
[INFO] [stderr]   --> Cargo.toml:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | [dependencies.async-recursion]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `async-recursion`
[INFO] [stderr] warning: unused dependency `async-trait`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.async-trait]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `async-trait`
[INFO] [stderr] warning: unused dependency `futures`
[INFO] [stderr]   --> Cargo.toml:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 | [dependencies.futures]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `futures`
[INFO] [stderr] warning: `switch-resume` (manifest) generated 4 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.20s
[INFO] running `Command { std: "docker" "inspect" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.5.3
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio v1.32.0
[INFO] [stderr]    Compiling switch-resume v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> examples/effects.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     cancel.cancel(4).await;
[INFO] [stdout]    |                      ----- any code following this expression is unreachable
[INFO] [stdout] 83 |     log.log("this will never be logged").await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/effects.rs:61:60
[INFO] [stdout]    |
[INFO] [stdout] 61 |               async fn cancel(&self, value: T) -> Infallible {
[INFO] [stdout]    |  ____________________________________________________________^
[INFO] [stdout] 62 | |                 let _: () = { self.reset_handler.switch(|_cc| async { value }) }.await;
[INFO] [stdout] 63 | |                 unreachable!()
[INFO] [stdout] 64 | |             }
[INFO] [stdout]    | |             ^
[INFO] [stdout]    | |             |
[INFO] [stdout]    | |_____________unreachable expression
[INFO] [stdout]    |               any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `async-executor`
[INFO] [stderr]  --> Cargo.toml:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | [dependencies.async-executor]
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `async-executor`
[INFO] [stderr] warning: unused dependency `async-recursion`
[INFO] [stderr]   --> Cargo.toml:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | [dependencies.async-recursion]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `async-recursion`
[INFO] [stderr] warning: unused dependency `async-trait`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.async-trait]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `async-trait`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: unused dependency `futures`
[INFO] [stderr]   --> Cargo.toml:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 | [dependencies.futures]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `futures`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `switch-resume` (manifest) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.63s
[INFO] running `Command { std: "docker" "inspect" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> examples/effects.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     cancel.cancel(4).await;
[INFO] [stderr]    |                      ----- any code following this expression is unreachable
[INFO] [stderr] 83 |     log.log("this will never be logged").await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> examples/effects.rs:61:60
[INFO] [stderr]    |
[INFO] [stderr] 61 |               async fn cancel(&self, value: T) -> Infallible {
[INFO] [stderr]    |  ____________________________________________________________^
[INFO] [stderr] 62 | |                 let _: () = { self.reset_handler.switch(|_cc| async { value }) }.await;
[INFO] [stderr] 63 | |                 unreachable!()
[INFO] [stderr] 64 | |             }
[INFO] [stderr]    | |             ^
[INFO] [stderr]    | |             |
[INFO] [stderr]    | |_____________unreachable expression
[INFO] [stderr]    |               any code following this expression is unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: `switch-resume` (example "effects") generated 2 warnings
[INFO] [stderr] warning: unused dependency `async-executor`
[INFO] [stderr]  --> Cargo.toml:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | [dependencies.async-executor]
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `async-executor`
[INFO] [stderr] warning: unused dependency `async-recursion`
[INFO] [stderr]   --> Cargo.toml:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | [dependencies.async-recursion]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `async-recursion`
[INFO] [stderr] warning: unused dependency `async-trait`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.async-trait]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `async-trait`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: unused dependency `futures`
[INFO] [stderr]   --> Cargo.toml:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 | [dependencies.futures]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `futures`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `switch-resume` (manifest) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/switch-resume/65dddb09d5a917b0/out/switch_resume-65dddb09d5a917b0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests switch_resume
[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 2 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c", kill_on_drop: false }`
[INFO] [stdout] fe3ce7f9e88c5f6b525e3e87aae692848019294d69e455e4c4f8b8456fee4e0c
