[INFO] cloning repository https://github.com/hbulgarini/dag_statistics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hbulgarini/dag_statistics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fdag_statistics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fdag_statistics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a5c8998ef6eae0bed50e1b414773bd1615c43e5
[INFO] checking hbulgarini/dag_statistics against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fdag_statistics" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hbulgarini/dag_statistics on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hbulgarini/dag_statistics
[INFO] finished tweaking git repo https://github.com/hbulgarini/dag_statistics
[INFO] tweaked toml for git repo https://github.com/hbulgarini/dag_statistics written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hbulgarini/dag_statistics 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e122ff87ad9b9b32e0cfaddc689a08376bf04a9d356520bc654365169e312991
[INFO] running `Command { std: "docker" "start" "-a" "e122ff87ad9b9b32e0cfaddc689a08376bf04a9d356520bc654365169e312991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e122ff87ad9b9b32e0cfaddc689a08376bf04a9d356520bc654365169e312991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e122ff87ad9b9b32e0cfaddc689a08376bf04a9d356520bc654365169e312991", kill_on_drop: false }`
[INFO] [stdout] e122ff87ad9b9b32e0cfaddc689a08376bf04a9d356520bc654365169e312991
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6572c86de6b500db455a469ec948c2a798109d5afdddfd763f1c583448032af8
[INFO] running `Command { std: "docker" "start" "-a" "6572c86de6b500db455a469ec948c2a798109d5afdddfd763f1c583448032af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking dag_statistics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.28s
[INFO] running `Command { std: "docker" "inspect" "6572c86de6b500db455a469ec948c2a798109d5afdddfd763f1c583448032af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6572c86de6b500db455a469ec948c2a798109d5afdddfd763f1c583448032af8", kill_on_drop: false }`
[INFO] [stdout] 6572c86de6b500db455a469ec948c2a798109d5afdddfd763f1c583448032af8
[INFO] checking hbulgarini/dag_statistics against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhbulgarini%2Fdag_statistics" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hbulgarini/dag_statistics on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hbulgarini/dag_statistics
[INFO] finished tweaking git repo https://github.com/hbulgarini/dag_statistics
[INFO] tweaked toml for git repo https://github.com/hbulgarini/dag_statistics written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hbulgarini/dag_statistics 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84adbe1749d6bff4ffba97ce7408c7fd9f02e4599a62191e1d3b6b4642ece442
[INFO] running `Command { std: "docker" "start" "-a" "84adbe1749d6bff4ffba97ce7408c7fd9f02e4599a62191e1d3b6b4642ece442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84adbe1749d6bff4ffba97ce7408c7fd9f02e4599a62191e1d3b6b4642ece442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84adbe1749d6bff4ffba97ce7408c7fd9f02e4599a62191e1d3b6b4642ece442", kill_on_drop: false }`
[INFO] [stdout] 84adbe1749d6bff4ffba97ce7408c7fd9f02e4599a62191e1d3b6b4642ece442
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3127555cf63e86cdea7e7158493136d515e5f717f0e9b9b366bff765c4eb5968
[INFO] running `Command { std: "docker" "start" "-a" "3127555cf63e86cdea7e7158493136d515e5f717f0e9b9b366bff765c4eb5968", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking dag_statistics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.42s
[INFO] running `Command { std: "docker" "inspect" "3127555cf63e86cdea7e7158493136d515e5f717f0e9b9b366bff765c4eb5968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3127555cf63e86cdea7e7158493136d515e5f717f0e9b9b366bff765c4eb5968", kill_on_drop: false }`
[INFO] [stdout] 3127555cf63e86cdea7e7158493136d515e5f717f0e9b9b366bff765c4eb5968