[INFO] fetching crate typestate-proc-macro 0.9.0-rc2...
[INFO] testing typestate-proc-macro-0.9.0-rc2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate typestate-proc-macro 0.9.0-rc2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate typestate-proc-macro 0.9.0-rc2
[INFO] finished tweaking crates.io crate typestate-proc-macro 0.9.0-rc2
[INFO] tweaked toml for crates.io crate typestate-proc-macro 0.9.0-rc2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate typestate-proc-macro 0.9.0-rc2 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.13.4 (available: v0.23.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling v0.13.4
[INFO] [stderr]   Downloaded darling_macro v0.13.4
[INFO] [stderr]   Downloaded darling_core v0.13.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9ac3a438c57c51313ac579dfc5929bac7f142393c9cca8db6eebade80586476
[INFO] running `Command { std: "docker" "start" "-a" "c9ac3a438c57c51313ac579dfc5929bac7f142393c9cca8db6eebade80586476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9ac3a438c57c51313ac579dfc5929bac7f142393c9cca8db6eebade80586476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ac3a438c57c51313ac579dfc5929bac7f142393c9cca8db6eebade80586476", kill_on_drop: false }`
[INFO] [stdout] c9ac3a438c57c51313ac579dfc5929bac7f142393c9cca8db6eebade80586476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b459ad912e5aaff106da8501a000553df29da2f024ab2580c06c161d60081ad
[INFO] running `Command { std: "docker" "start" "-a" "4b459ad912e5aaff106da8501a000553df29da2f024ab2580c06c161d60081ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling typestate-proc-macro v0.9.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Format` is never used
[INFO] [stdout]  --> src/igraph/export.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Format {}
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Export` is never used
[INFO] [stdout]   --> src/igraph/export.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Export<F: Format> {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.89s
[INFO] running `Command { std: "docker" "inspect" "4b459ad912e5aaff106da8501a000553df29da2f024ab2580c06c161d60081ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b459ad912e5aaff106da8501a000553df29da2f024ab2580c06c161d60081ad", kill_on_drop: false }`
[INFO] [stdout] 4b459ad912e5aaff106da8501a000553df29da2f024ab2580c06c161d60081ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34c65b0e9c13f5d0f67e11adb3d11a479cec0ce22614e2d06e3f3bb8ad37e2c1
[INFO] running `Command { std: "docker" "start" "-a" "34c65b0e9c13f5d0f67e11adb3d11a479cec0ce22614e2d06e3f3bb8ad37e2c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling typestate-proc-macro v0.9.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Format` is never used
[INFO] [stdout]  --> src/igraph/export.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Format {}
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Export` is never used
[INFO] [stdout]   --> src/igraph/export.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Export<F: Format> {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Format` is never used
[INFO] [stdout]  --> src/igraph/export.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Format {}
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Export` is never used
[INFO] [stdout]   --> src/igraph/export.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Export<F: Format> {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "34c65b0e9c13f5d0f67e11adb3d11a479cec0ce22614e2d06e3f3bb8ad37e2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c65b0e9c13f5d0f67e11adb3d11a479cec0ce22614e2d06e3f3bb8ad37e2c1", kill_on_drop: false }`
[INFO] [stdout] 34c65b0e9c13f5d0f67e11adb3d11a479cec0ce22614e2d06e3f3bb8ad37e2c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0f2075ae034871f9dffa7f8d2b8f4fada7f3e3711cfd5776b8cb83dbfd368d8
[INFO] running `Command { std: "docker" "start" "-a" "f0f2075ae034871f9dffa7f8d2b8f4fada7f3e3711cfd5776b8cb83dbfd368d8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: trait `Format` is never used
[INFO] [stdout] 
[INFO] [stderr]  --> src/igraph/export.rs:8:11
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 8 | pub trait Format {}
[INFO] [stderr]   |           ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Export` is never used
[INFO] [stderr]   --> src/igraph/export.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub trait Export<F: Format> {
[INFO] [stderr]    |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `typestate-proc-macro` (lib) generated 2 warnings
[INFO] [stderr] warning: `typestate-proc-macro` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/typestate_proc_macro-c4f6a60c8af994f6)
[INFO] [stderr]    Doc-tests typestate_proc_macro
[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" "f0f2075ae034871f9dffa7f8d2b8f4fada7f3e3711cfd5776b8cb83dbfd368d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f2075ae034871f9dffa7f8d2b8f4fada7f3e3711cfd5776b8cb83dbfd368d8", kill_on_drop: false }`
[INFO] [stdout] f0f2075ae034871f9dffa7f8d2b8f4fada7f3e3711cfd5776b8cb83dbfd368d8