[INFO] fetching crate clocks 0.0.1...
[INFO] checking clocks-0.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate clocks 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate clocks 0.0.1 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 crates.io crate clocks 0.0.1
[INFO] finished tweaking crates.io crate clocks 0.0.1
[INFO] tweaked toml for crates.io crate clocks 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate clocks 0.0.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v1.8.0
[INFO] [stderr]   Downloaded priq v0.1.6
[INFO] [stderr]   Downloaded either v1.8.0
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded tokio v1.20.1
[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] e060b4fc28af8528925b76dedeb57f8fd40a51890d28ff1554793cc474027e8c
[INFO] running `Command { std: "docker" "start" "-a" "e060b4fc28af8528925b76dedeb57f8fd40a51890d28ff1554793cc474027e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e060b4fc28af8528925b76dedeb57f8fd40a51890d28ff1554793cc474027e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e060b4fc28af8528925b76dedeb57f8fd40a51890d28ff1554793cc474027e8c", kill_on_drop: false }`
[INFO] [stdout] e060b4fc28af8528925b76dedeb57f8fd40a51890d28ff1554793cc474027e8c
[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] c5fd64db23520fb741e18b431ba54bc8f0116b2334cd617cd748f2bf3df0f080
[INFO] running `Command { std: "docker" "start" "-a" "c5fd64db23520fb741e18b431ba54bc8f0116b2334cd617cd748f2bf3df0f080", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking priq v0.1.6
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking clocks v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DateTime`
[INFO] [stdout]  --> examples/basic.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chrono::{DateTime, Utc};
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.70s
[INFO] running `Command { std: "docker" "inspect" "c5fd64db23520fb741e18b431ba54bc8f0116b2334cd617cd748f2bf3df0f080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5fd64db23520fb741e18b431ba54bc8f0116b2334cd617cd748f2bf3df0f080", kill_on_drop: false }`
[INFO] [stdout] c5fd64db23520fb741e18b431ba54bc8f0116b2334cd617cd748f2bf3df0f080
[INFO] checking clocks-0.0.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate clocks 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate clocks 0.0.1 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 crates.io crate clocks 0.0.1
[INFO] finished tweaking crates.io crate clocks 0.0.1
[INFO] tweaked toml for crates.io crate clocks 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate clocks 0.0.1 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] 4c68451fed878715781e960012271693d8a14210020ad8541a768168cdaedbe8
[INFO] running `Command { std: "docker" "start" "-a" "4c68451fed878715781e960012271693d8a14210020ad8541a768168cdaedbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c68451fed878715781e960012271693d8a14210020ad8541a768168cdaedbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c68451fed878715781e960012271693d8a14210020ad8541a768168cdaedbe8", kill_on_drop: false }`
[INFO] [stdout] 4c68451fed878715781e960012271693d8a14210020ad8541a768168cdaedbe8
[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] 4db978c71f44c70c2dcfef279dbd5f15104b9f46e1c112d3fefced446cb282c2
[INFO] running `Command { std: "docker" "start" "-a" "4db978c71f44c70c2dcfef279dbd5f15104b9f46e1c112d3fefced446cb282c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking priq v0.1.6
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking clocks v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DateTime`
[INFO] [stdout]  --> examples/basic.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chrono::{DateTime, Utc};
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "4db978c71f44c70c2dcfef279dbd5f15104b9f46e1c112d3fefced446cb282c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db978c71f44c70c2dcfef279dbd5f15104b9f46e1c112d3fefced446cb282c2", kill_on_drop: false }`
[INFO] [stdout] 4db978c71f44c70c2dcfef279dbd5f15104b9f46e1c112d3fefced446cb282c2