[INFO] fetching crate static_fir 0.2.0...
[INFO] testing static_fir-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate static_fir 0.2.0 into /workspace/builds/worker-59/source
[INFO] validating manifest of crates.io crate static_fir 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate static_fir 0.2.0
[INFO] finished tweaking crates.io crate static_fir 0.2.0
[INFO] tweaked toml for crates.io crate static_fir 0.2.0 written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a29baf4bfc651f02488604c491878cc300721e852fa99a03c8dbc8c912965008
[INFO] running `Command { std: "docker" "start" "-a" "a29baf4bfc651f02488604c491878cc300721e852fa99a03c8dbc8c912965008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a29baf4bfc651f02488604c491878cc300721e852fa99a03c8dbc8c912965008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29baf4bfc651f02488604c491878cc300721e852fa99a03c8dbc8c912965008", kill_on_drop: false }`
[INFO] [stdout] a29baf4bfc651f02488604c491878cc300721e852fa99a03c8dbc8c912965008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ccece9154f12a1e9fd8af62b95dc64a1085c000c49ef9d8871c5316c70b3576
[INFO] running `Command { std: "docker" "start" "-a" "6ccece9154f12a1e9fd8af62b95dc64a1085c000c49ef9d8871c5316c70b3576", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling static_fir v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | #![feature(conservative_impl_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "6ccece9154f12a1e9fd8af62b95dc64a1085c000c49ef9d8871c5316c70b3576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ccece9154f12a1e9fd8af62b95dc64a1085c000c49ef9d8871c5316c70b3576", kill_on_drop: false }`
[INFO] [stdout] 6ccece9154f12a1e9fd8af62b95dc64a1085c000c49ef9d8871c5316c70b3576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31232dd5bfb5f2f713145df573874ca8f519bdadf43dcfecc426deabb0902f0a
[INFO] running `Command { std: "docker" "start" "-a" "31232dd5bfb5f2f713145df573874ca8f519bdadf43dcfecc426deabb0902f0a", kill_on_drop: false }`
[INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | #![feature(conservative_impl_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static_fir v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | #![feature(conservative_impl_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "31232dd5bfb5f2f713145df573874ca8f519bdadf43dcfecc426deabb0902f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31232dd5bfb5f2f713145df573874ca8f519bdadf43dcfecc426deabb0902f0a", kill_on_drop: false }`
[INFO] [stdout] 31232dd5bfb5f2f713145df573874ca8f519bdadf43dcfecc426deabb0902f0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c626bceea1e8f8769b79444efe53a2acefe368822a36ceb3e7eb891ac0533bad
[INFO] running `Command { std: "docker" "start" "-a" "c626bceea1e8f8769b79444efe53a2acefe368822a36ceb3e7eb891ac0533bad", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 | #![feature(conservative_impl_trait)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `static_fir` (lib) generated 1 warning
[INFO] [stderr] warning: `static_fir` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/static_fir-478705919c330e28)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_verify_symmetry ... ok
[INFO] [stdout] test test::test_fir ... ok
[INFO] [stderr]    Doc-tests static_fir
[INFO] [stdout] test test::test_verify_nonsymmetry_odd - should panic ... ok
[INFO] [stdout] test test::test_verify_nonsymmetry_even - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c626bceea1e8f8769b79444efe53a2acefe368822a36ceb3e7eb891ac0533bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c626bceea1e8f8769b79444efe53a2acefe368822a36ceb3e7eb891ac0533bad", kill_on_drop: false }`
[INFO] [stdout] c626bceea1e8f8769b79444efe53a2acefe368822a36ceb3e7eb891ac0533bad