[INFO] fetching crate rialo-s-derivation-path 0.4.0-alpha.0...
[INFO] testing rialo-s-derivation-path-0.4.0-alpha.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rialo-s-derivation-path 0.4.0-alpha.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rialo-s-derivation-path 0.4.0-alpha.0
[INFO] finished tweaking crates.io crate rialo-s-derivation-path 0.4.0-alpha.0
[INFO] tweaked toml for crates.io crate rialo-s-derivation-path 0.4.0-alpha.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rialo-s-derivation-path 0.4.0-alpha.0 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] crate crates.io crate rialo-s-derivation-path 0.4.0-alpha.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b77ed0e88f48fdd84b165e68b55baa6ef454cc226b80c5172b8459e263412efe
[INFO] running `Command { std: "docker" "start" "-a" "b77ed0e88f48fdd84b165e68b55baa6ef454cc226b80c5172b8459e263412efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77ed0e88f48fdd84b165e68b55baa6ef454cc226b80c5172b8459e263412efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77ed0e88f48fdd84b165e68b55baa6ef454cc226b80c5172b8459e263412efe", kill_on_drop: false }`
[INFO] [stdout] b77ed0e88f48fdd84b165e68b55baa6ef454cc226b80c5172b8459e263412efe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 41ece14382f37614c5054cb6fe5342c6700b310dac376857efe968869c066a17
[INFO] running `Command { std: "docker" "start" "-a" "41ece14382f37614c5054cb6fe5342c6700b310dac376857efe968869c066a17", kill_on_drop: false }`
[INFO] [stderr]    Compiling derivation-path v0.2.0
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling rialo-s-derivation-path v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "41ece14382f37614c5054cb6fe5342c6700b310dac376857efe968869c066a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ece14382f37614c5054cb6fe5342c6700b310dac376857efe968869c066a17", kill_on_drop: false }`
[INFO] [stdout] 41ece14382f37614c5054cb6fe5342c6700b310dac376857efe968869c066a17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 10ae660632263e88d1af3440958b7dafd8a6242dc3a12bb7f9ee84e96f913e55
[INFO] running `Command { std: "docker" "start" "-a" "10ae660632263e88d1af3440958b7dafd8a6242dc3a12bb7f9ee84e96f913e55", kill_on_drop: false }`
[INFO] [stderr]    Compiling rialo-s-derivation-path v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `assert_matches`
[INFO] [stdout]    --> src/lib.rs:287:9
[INFO] [stdout]     |
[INFO] [stdout] 287 |     use assert_matches::assert_matches;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `assert_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `assert_matches`, use `cargo add assert_matches` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rialo-s-derivation-path` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "10ae660632263e88d1af3440958b7dafd8a6242dc3a12bb7f9ee84e96f913e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10ae660632263e88d1af3440958b7dafd8a6242dc3a12bb7f9ee84e96f913e55", kill_on_drop: false }`
[INFO] [stdout] 10ae660632263e88d1af3440958b7dafd8a6242dc3a12bb7f9ee84e96f913e55