[INFO] fetching crate fallback-if 1.0.1...
[INFO] testing fallback-if-1.0.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate fallback-if 1.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate fallback-if 1.0.1
[INFO] finished tweaking crates.io crate fallback-if 1.0.1
[INFO] tweaked toml for crates.io crate fallback-if 1.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fallback-if 1.0.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55adb7d3e63493ced717eeb2fc54d96fcc7dc4abc5a269c158a8a5ee8d57b792
[INFO] running `Command { std: "docker" "start" "-a" "55adb7d3e63493ced717eeb2fc54d96fcc7dc4abc5a269c158a8a5ee8d57b792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55adb7d3e63493ced717eeb2fc54d96fcc7dc4abc5a269c158a8a5ee8d57b792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55adb7d3e63493ced717eeb2fc54d96fcc7dc4abc5a269c158a8a5ee8d57b792", kill_on_drop: false }`
[INFO] [stdout] 55adb7d3e63493ced717eeb2fc54d96fcc7dc4abc5a269c158a8a5ee8d57b792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c397d0ca22f1519249e7c76c60b1786bfc24ae19baf6d572b8fd31cd4a840ed
[INFO] running `Command { std: "docker" "start" "-a" "7c397d0ca22f1519249e7c76c60b1786bfc24ae19baf6d572b8fd31cd4a840ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling fallback-if v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "7c397d0ca22f1519249e7c76c60b1786bfc24ae19baf6d572b8fd31cd4a840ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c397d0ca22f1519249e7c76c60b1786bfc24ae19baf6d572b8fd31cd4a840ed", kill_on_drop: false }`
[INFO] [stdout] 7c397d0ca22f1519249e7c76c60b1786bfc24ae19baf6d572b8fd31cd4a840ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e567555e2aaaad582f2085b24b19f8a2d05e908875f4d88d265b2c90545ace
[INFO] running `Command { std: "docker" "start" "-a" "b9e567555e2aaaad582f2085b24b19f8a2d05e908875f4d88d265b2c90545ace", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling yare-macro v3.0.0
[INFO] [stderr]    Compiling yare v3.0.0
[INFO] [stderr]    Compiling fallback-if v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "b9e567555e2aaaad582f2085b24b19f8a2d05e908875f4d88d265b2c90545ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e567555e2aaaad582f2085b24b19f8a2d05e908875f4d88d265b2c90545ace", kill_on_drop: false }`
[INFO] [stdout] b9e567555e2aaaad582f2085b24b19f8a2d05e908875f4d88d265b2c90545ace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2ac477ac39376ca50478f10b2f8de3b7c06ab9479cecb605ecd8472b2f5a27f
[INFO] running `Command { std: "docker" "start" "-a" "c2ac477ac39376ca50478f10b2f8de3b7c06ab9479cecb605ecd8472b2f5a27f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fallback_if-55aaa7e2bc449ae0)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::option_do_fallback::ok ... ok
[INFO] [stdout] test tests::option_do_not_fallback::none_to_none ... ok
[INFO] [stdout] test tests::readme ... ok
[INFO] [stdout] test tests::result_do_fallback::err_to_err ... ok
[INFO] [stdout] test tests::option_do_fallback::none_to_none ... ok
[INFO] [stdout] test tests::option_do_not_fallback::ok ... ok
[INFO] [stdout] test tests::option_do_fallback::none_to_some ... ok
[INFO] [stdout] test tests::result_do_fallback::err_to_ok ... ok
[INFO] [stdout] test tests::result_do_fallback::ok ... ok
[INFO] [stdout] test tests::result_do_not_fallback::err_to_err ... ok
[INFO] [stdout] test tests::result_do_not_fallback::err_to_ok ... ok
[INFO] [stdout] test tests::result_do_not_fallback::ok ... ok
[INFO] [stdout] test tests::option_do_not_fallback::none_to_some ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fallback_if
[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" "c2ac477ac39376ca50478f10b2f8de3b7c06ab9479cecb605ecd8472b2f5a27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ac477ac39376ca50478f10b2f8de3b7c06ab9479cecb605ecd8472b2f5a27f", kill_on_drop: false }`
[INFO] [stdout] c2ac477ac39376ca50478f10b2f8de3b7c06ab9479cecb605ecd8472b2f5a27f