[INFO] fetching crate metatrait 0.0.0-alpha.1...
[INFO] testing metatrait-0.0.0-alpha.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate metatrait 0.0.0-alpha.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate metatrait 0.0.0-alpha.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate metatrait 0.0.0-alpha.1
[INFO] tweaked toml for crates.io crate metatrait 0.0.0-alpha.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metatrait 0.0.0-alpha.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate metatrait 0.0.0-alpha.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 053c91146323480ae13f82ab7a238a235a45ff566e2975eddc9b241b6e88b110
[INFO] running `Command { std: "docker" "start" "-a" "053c91146323480ae13f82ab7a238a235a45ff566e2975eddc9b241b6e88b110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "053c91146323480ae13f82ab7a238a235a45ff566e2975eddc9b241b6e88b110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053c91146323480ae13f82ab7a238a235a45ff566e2975eddc9b241b6e88b110", kill_on_drop: false }`
[INFO] [stdout] 053c91146323480ae13f82ab7a238a235a45ff566e2975eddc9b241b6e88b110
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69b9047927ef258b34e6e8195ee8165164cb23b5b830384cd7eb9abd32ead3d3
[INFO] running `Command { std: "docker" "start" "-a" "69b9047927ef258b34e6e8195ee8165164cb23b5b830384cd7eb9abd32ead3d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling ghost v0.1.17
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling metatrait v0.0.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.95s
[INFO] running `Command { std: "docker" "inspect" "69b9047927ef258b34e6e8195ee8165164cb23b5b830384cd7eb9abd32ead3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69b9047927ef258b34e6e8195ee8165164cb23b5b830384cd7eb9abd32ead3d3", kill_on_drop: false }`
[INFO] [stdout] 69b9047927ef258b34e6e8195ee8165164cb23b5b830384cd7eb9abd32ead3d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9a8bff1519f8362c5be6fe79de5b8f0d694cf34833a28c71a403b694970386b
[INFO] running `Command { std: "docker" "start" "-a" "c9a8bff1519f8362c5be6fe79de5b8f0d694cf34833a28c71a403b694970386b", kill_on_drop: false }`
[INFO] [stderr]    Compiling metatrait v0.0.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Phantoms` is never constructed
[INFO] [stdout]  --> examples/phantoms.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Phantoms;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "c9a8bff1519f8362c5be6fe79de5b8f0d694cf34833a28c71a403b694970386b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a8bff1519f8362c5be6fe79de5b8f0d694cf34833a28c71a403b694970386b", kill_on_drop: false }`
[INFO] [stdout] c9a8bff1519f8362c5be6fe79de5b8f0d694cf34833a28c71a403b694970386b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9597bfcfdfa7a77cabd087f581916587ff5e804a8d467a0a469667b08d6e02b3
[INFO] running `Command { std: "docker" "start" "-a" "9597bfcfdfa7a77cabd087f581916587ff5e804a8d467a0a469667b08d6e02b3", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Phantoms` is never constructed
[INFO] [stderr]  --> examples/phantoms.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Phantoms;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `metatrait` (example "phantoms") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metatrait-430faeb88cd07599)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test cat::instances::composition::test::test ... ok
[INFO] [stdout] test cat::instances::futures::test::test ... ok
[INFO] [stdout] test cat::instances::lazy::test::test ... ok
[INFO] [stdout] test cat::instances::option::test::test ... ok
[INFO] [stdout] test cat::instances::result::test::test ... ok
[INFO] [stdout] test cat::instances::verbatim::test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metatrait
[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" "9597bfcfdfa7a77cabd087f581916587ff5e804a8d467a0a469667b08d6e02b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9597bfcfdfa7a77cabd087f581916587ff5e804a8d467a0a469667b08d6e02b3", kill_on_drop: false }`
[INFO] [stdout] 9597bfcfdfa7a77cabd087f581916587ff5e804a8d467a0a469667b08d6e02b3