[INFO] cloning repository https://github.com/flxw/rusty-json-completeness-checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flxw/rusty-json-completeness-checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflxw%2Frusty-json-completeness-checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflxw%2Frusty-json-completeness-checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91462f45237347fffbcc0a573e67019d6f8d6834
[INFO] checking flxw/rusty-json-completeness-checker against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflxw%2Frusty-json-completeness-checker" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flxw/rusty-json-completeness-checker on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flxw/rusty-json-completeness-checker
[INFO] finished tweaking git repo https://github.com/flxw/rusty-json-completeness-checker
[INFO] tweaked toml for git repo https://github.com/flxw/rusty-json-completeness-checker written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/flxw/rusty-json-completeness-checker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 469fcb36afd7a48c65a6b4bb676b68c6021b30f6630e2d28f8c53c45182a70c1
[INFO] running `Command { std: "docker" "start" "-a" "469fcb36afd7a48c65a6b4bb676b68c6021b30f6630e2d28f8c53c45182a70c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "469fcb36afd7a48c65a6b4bb676b68c6021b30f6630e2d28f8c53c45182a70c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469fcb36afd7a48c65a6b4bb676b68c6021b30f6630e2d28f8c53c45182a70c1", kill_on_drop: false }`
[INFO] [stdout] 469fcb36afd7a48c65a6b4bb676b68c6021b30f6630e2d28f8c53c45182a70c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9621b3a69fd09f4c68e3bb0377496b9b98bd3d6a59dcdb30e90d69d1f8c64327
[INFO] running `Command { std: "docker" "start" "-a" "9621b3a69fd09f4c68e3bb0377496b9b98bd3d6a59dcdb30e90d69d1f8c64327", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking rusty-json-completeness-checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.65s
[INFO] running `Command { std: "docker" "inspect" "9621b3a69fd09f4c68e3bb0377496b9b98bd3d6a59dcdb30e90d69d1f8c64327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9621b3a69fd09f4c68e3bb0377496b9b98bd3d6a59dcdb30e90d69d1f8c64327", kill_on_drop: false }`
[INFO] [stdout] 9621b3a69fd09f4c68e3bb0377496b9b98bd3d6a59dcdb30e90d69d1f8c64327