[INFO] fetching crate recursion-schemes 0.1.3...
[INFO] testing recursion-schemes-0.1.3 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate recursion-schemes 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate recursion-schemes 0.1.3
[INFO] finished tweaking crates.io crate recursion-schemes 0.1.3
[INFO] tweaked toml for crates.io crate recursion-schemes 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate recursion-schemes 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to highest compatible versions
[INFO] [stderr]       Adding recursion v0.4.0 (available: v0.5.4)
[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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c
[INFO] running `Command { std: "docker" "start" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c", 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" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c" "/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" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c", 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" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.34
[INFO] [stderr]    Compiling futures-sink v0.3.34
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling tokio v1.53.2
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling futures-executor v0.3.34
[INFO] [stderr]    Compiling futures v0.3.34
[INFO] [stderr]    Compiling recursion-schemes v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `futures`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.futures]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `futures`
[INFO] [stderr] warning: unused dependency `tokio`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.tokio]
[INFO] [stderr]   |               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `tokio`
[INFO] [stderr] warning: `recursion-schemes` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.89s
[INFO] running `Command { std: "docker" "inspect" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c", 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" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c" "/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 recursion-schemes v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `futures`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.futures]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `futures`
[INFO] [stderr] warning: unused dependency `tokio`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.tokio]
[INFO] [stderr]   |               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `tokio`
[INFO] [stderr] warning: `recursion-schemes` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c", 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" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `futures`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.futures]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `futures`
[INFO] [stderr] warning: unused dependency `tokio`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.tokio]
[INFO] [stderr]   |               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `tokio`
[INFO] [stderr] warning: `recursion-schemes` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/recursion-schemes/4aae1007b648c5c8/out/recursion_schemes-4aae1007b648c5c8)
[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] [stderr]    Doc-tests recursion_schemes
[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" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c", kill_on_drop: false }`
[INFO] [stdout] e42662b904d3d33c423c6415355b247613c85a7e241e8ec7bd67b72960c3a35c
