[INFO] cloning repository https://github.com/kerams/docker-exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kerams/docker-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerams%2Fdocker-exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerams%2Fdocker-exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f829bb918b6a9d2d4304cc5b22ef01cdc6024055
[INFO] checking kerams/docker-exporter against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerams%2Fdocker-exporter" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerams/docker-exporter 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/kerams/docker-exporter
[INFO] finished tweaking git repo https://github.com/kerams/docker-exporter
[INFO] tweaked toml for git repo https://github.com/kerams/docker-exporter written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kerams/docker-exporter 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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3aacd274323b875b5bb46bcccef0d441b3445d2f015528ea9d54b36b83d4aeec
[INFO] running `Command { std: "docker" "start" "-a" "3aacd274323b875b5bb46bcccef0d441b3445d2f015528ea9d54b36b83d4aeec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aacd274323b875b5bb46bcccef0d441b3445d2f015528ea9d54b36b83d4aeec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aacd274323b875b5bb46bcccef0d441b3445d2f015528ea9d54b36b83d4aeec", kill_on_drop: false }`
[INFO] [stdout] 3aacd274323b875b5bb46bcccef0d441b3445d2f015528ea9d54b36b83d4aeec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0a270c12e7acac749d465b0e7095904491ac5e90cc83bded10fa15975650cd2c
[INFO] running `Command { std: "docker" "start" "-a" "0a270c12e7acac749d465b0e7095904491ac5e90cc83bded10fa15975650cd2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde v1.0.174
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling serde_derive v1.0.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling time-macros v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling prometheus v0.13.3
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking chunked_transfer v1.4.1
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking time v0.3.23
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking ctrlc v3.4.0
[INFO] [stderr]     Checking simplelog v0.12.1
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking docker-exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.49s
[INFO] running `Command { std: "docker" "inspect" "0a270c12e7acac749d465b0e7095904491ac5e90cc83bded10fa15975650cd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a270c12e7acac749d465b0e7095904491ac5e90cc83bded10fa15975650cd2c", kill_on_drop: false }`
[INFO] [stdout] 0a270c12e7acac749d465b0e7095904491ac5e90cc83bded10fa15975650cd2c
[INFO] checking kerams/docker-exporter against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerams%2Fdocker-exporter" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerams/docker-exporter 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/kerams/docker-exporter
[INFO] finished tweaking git repo https://github.com/kerams/docker-exporter
[INFO] tweaked toml for git repo https://github.com/kerams/docker-exporter written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kerams/docker-exporter 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4fbf116d8c397f02c219945c3fdca836b174bc0e93653e2230d73946acdc5f43
[INFO] running `Command { std: "docker" "start" "-a" "4fbf116d8c397f02c219945c3fdca836b174bc0e93653e2230d73946acdc5f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fbf116d8c397f02c219945c3fdca836b174bc0e93653e2230d73946acdc5f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbf116d8c397f02c219945c3fdca836b174bc0e93653e2230d73946acdc5f43", kill_on_drop: false }`
[INFO] [stdout] 4fbf116d8c397f02c219945c3fdca836b174bc0e93653e2230d73946acdc5f43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2d07a7287a2ac5807b66caee8845006104ac0fa85c6daaf611705530135dcc5d
[INFO] running `Command { std: "docker" "start" "-a" "2d07a7287a2ac5807b66caee8845006104ac0fa85c6daaf611705530135dcc5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde v1.0.174
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.174
[INFO] [stderr]    Compiling time-macros v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling prometheus v0.13.3
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking chunked_transfer v1.4.1
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking time v0.3.23
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking simplelog v0.12.1
[INFO] [stderr]     Checking ctrlc v3.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking docker-exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.30s
[INFO] running `Command { std: "docker" "inspect" "2d07a7287a2ac5807b66caee8845006104ac0fa85c6daaf611705530135dcc5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d07a7287a2ac5807b66caee8845006104ac0fa85c6daaf611705530135dcc5d", kill_on_drop: false }`
[INFO] [stdout] 2d07a7287a2ac5807b66caee8845006104ac0fa85c6daaf611705530135dcc5d