[INFO] fetching crate takparse 0.6.0...
[INFO] checking takparse-0.6.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate takparse 0.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate takparse 0.6.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate takparse 0.6.0
[INFO] finished tweaking crates.io crate takparse 0.6.0
[INFO] tweaked toml for crates.io crate takparse 0.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6218b339cdc87141abc8b926183e456ce2cf5439ec79d52fb858673d976ce47c
[INFO] running `Command { std: "docker" "start" "-a" "6218b339cdc87141abc8b926183e456ce2cf5439ec79d52fb858673d976ce47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6218b339cdc87141abc8b926183e456ce2cf5439ec79d52fb858673d976ce47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6218b339cdc87141abc8b926183e456ce2cf5439ec79d52fb858673d976ce47c", kill_on_drop: false }`
[INFO] [stdout] 6218b339cdc87141abc8b926183e456ce2cf5439ec79d52fb858673d976ce47c
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8492aa405b9da88a5d59b7bf95d8234fc7e5bbb1a9cf516aac999ce0b82901ce
[INFO] running `Command { std: "docker" "start" "-a" "8492aa405b9da88a5d59b7bf95d8234fc7e5bbb1a9cf516aac999ce0b82901ce", kill_on_drop: false }`
[INFO] [stderr]     Checking takparse v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]    --> src/tps.rs:596:15
[INFO] [stdout]     |
[INFO] [stdout] 596 |     use std::{cmp::PartialEq, fmt::Debug, iter::repeat, str::FromStr};
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `PartialEq` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `repeat` is imported redundantly
[INFO] [stdout]    --> src/tps.rs:596:43
[INFO] [stdout]     |
[INFO] [stdout] 595 |     use super::*;
[INFO] [stdout]     |         -------- the item `repeat` is already imported here
[INFO] [stdout] 596 |     use std::{cmp::PartialEq, fmt::Debug, iter::repeat, str::FromStr};
[INFO] [stdout]     |                                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromStr` is imported redundantly
[INFO] [stdout]    --> src/tps.rs:596:57
[INFO] [stdout]     |
[INFO] [stdout] 595 |     use super::*;
[INFO] [stdout]     |         -------- the item `FromStr` is already imported here
[INFO] [stdout] 596 |     use std::{cmp::PartialEq, fmt::Debug, iter::repeat, str::FromStr};
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "8492aa405b9da88a5d59b7bf95d8234fc7e5bbb1a9cf516aac999ce0b82901ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8492aa405b9da88a5d59b7bf95d8234fc7e5bbb1a9cf516aac999ce0b82901ce", kill_on_drop: false }`
[INFO] [stdout] 8492aa405b9da88a5d59b7bf95d8234fc7e5bbb1a9cf516aac999ce0b82901ce