[INFO] cloning repository https://github.com/ttappr/socialx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ttappr/socialx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttappr%2Fsocialx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttappr%2Fsocialx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 272885c5f8b4b7950f83c3454693121febb23f05
[INFO] testing ttappr/socialx against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttappr%2Fsocialx" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ttappr/socialx on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ttappr/socialx
[INFO] finished tweaking git repo https://github.com/ttappr/socialx
[INFO] tweaked toml for git repo https://github.com/ttappr/socialx written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/ttappr/socialx already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbd012f10c96a9fc54badc68ea952bf6e47d3f45bc01bd5f1b928a9bd124c81f
[INFO] running `Command { std: "docker" "start" "-a" "fbd012f10c96a9fc54badc68ea952bf6e47d3f45bc01bd5f1b928a9bd124c81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbd012f10c96a9fc54badc68ea952bf6e47d3f45bc01bd5f1b928a9bd124c81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd012f10c96a9fc54badc68ea952bf6e47d3f45bc01bd5f1b928a9bd124c81f", kill_on_drop: false }`
[INFO] [stdout] fbd012f10c96a9fc54badc68ea952bf6e47d3f45bc01bd5f1b928a9bd124c81f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61a7639b49fe1d5ef9cbec7bf1b7fa6b32734eed2f3b6fea7f1c4b5dd659bbb3
[INFO] running `Command { std: "docker" "start" "-a" "61a7639b49fe1d5ef9cbec7bf1b7fa6b32734eed2f3b6fea7f1c4b5dd659bbb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ctrlc v3.1.9
[INFO] [stderr]    Compiling socialx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.90s
[INFO] running `Command { std: "docker" "inspect" "61a7639b49fe1d5ef9cbec7bf1b7fa6b32734eed2f3b6fea7f1c4b5dd659bbb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a7639b49fe1d5ef9cbec7bf1b7fa6b32734eed2f3b6fea7f1c4b5dd659bbb3", kill_on_drop: false }`
[INFO] [stdout] 61a7639b49fe1d5ef9cbec7bf1b7fa6b32734eed2f3b6fea7f1c4b5dd659bbb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 920ae971e95834b7b1186ed4fd873569c5951d8c45c8da97cf3448e964253b6f
[INFO] running `Command { std: "docker" "start" "-a" "920ae971e95834b7b1186ed4fd873569c5951d8c45c8da97cf3448e964253b6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling socialx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ParticipantSet`
[INFO] [stdout]    --> tests/tests.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |     let mut pset = ParticipantSet::new();
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/participant.rs:310:1
[INFO] [stdout]     |
[INFO] [stdout] 310 | pub struct ParticipantIter {
[INFO] [stdout]     | -------------------------- similarly named struct `ParticipantIter` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 134 |     let mut pset = ParticipantIter::new();
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 4   | use socialx::participant_set::ParticipantSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `socialx` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "920ae971e95834b7b1186ed4fd873569c5951d8c45c8da97cf3448e964253b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920ae971e95834b7b1186ed4fd873569c5951d8c45c8da97cf3448e964253b6f", kill_on_drop: false }`
[INFO] [stdout] 920ae971e95834b7b1186ed4fd873569c5951d8c45c8da97cf3448e964253b6f