[INFO] fetching crate start-storage 0.1.0...
[INFO] testing start-storage-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate start-storage 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate start-storage 0.1.0
[INFO] finished tweaking crates.io crate start-storage 0.1.0
[INFO] tweaked toml for crates.io crate start-storage 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate start-storage 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate start-storage 0.1.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b41947400d4e6e2b12ab5b4cb7faa0d99f9a7c9ee85c77bc073808ec417e25c
[INFO] running `Command { std: "docker" "start" "-a" "2b41947400d4e6e2b12ab5b4cb7faa0d99f9a7c9ee85c77bc073808ec417e25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b41947400d4e6e2b12ab5b4cb7faa0d99f9a7c9ee85c77bc073808ec417e25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b41947400d4e6e2b12ab5b4cb7faa0d99f9a7c9ee85c77bc073808ec417e25c", kill_on_drop: false }`
[INFO] [stdout] 2b41947400d4e6e2b12ab5b4cb7faa0d99f9a7c9ee85c77bc073808ec417e25c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cd262c9268cd6700bde0ded5b9fd8009be56d281e177339132da6a54fbcd858
[INFO] running `Command { std: "docker" "start" "-a" "7cd262c9268cd6700bde0ded5b9fd8009be56d281e177339132da6a54fbcd858", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling start-storage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/lib.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fs::{File, OpenOptions}, ops::{Index, IndexMut}, path::PathBuf};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "7cd262c9268cd6700bde0ded5b9fd8009be56d281e177339132da6a54fbcd858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd262c9268cd6700bde0ded5b9fd8009be56d281e177339132da6a54fbcd858", kill_on_drop: false }`
[INFO] [stdout] 7cd262c9268cd6700bde0ded5b9fd8009be56d281e177339132da6a54fbcd858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4235ac03bd4cc22ed2ea74b235a5535cd5af6f33c5d8b56b3ea426786d34cc58
[INFO] running `Command { std: "docker" "start" "-a" "4235ac03bd4cc22ed2ea74b235a5535cd5af6f33c5d8b56b3ea426786d34cc58", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/lib.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fs::{File, OpenOptions}, ops::{Index, IndexMut}, path::PathBuf};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling start-storage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/lib.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fs::{File, OpenOptions}, ops::{Index, IndexMut}, path::PathBuf};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "4235ac03bd4cc22ed2ea74b235a5535cd5af6f33c5d8b56b3ea426786d34cc58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4235ac03bd4cc22ed2ea74b235a5535cd5af6f33c5d8b56b3ea426786d34cc58", kill_on_drop: false }`
[INFO] [stdout] 4235ac03bd4cc22ed2ea74b235a5535cd5af6f33c5d8b56b3ea426786d34cc58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27fd3aacba15858f8e913901b27dfb66ac3974859b8f7d5f589799e232be3fc4
[INFO] running `Command { std: "docker" "start" "-a" "27fd3aacba15858f8e913901b27dfb66ac3974859b8f7d5f589799e232be3fc4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `File`
[INFO] [stderr]  --> src/lib.rs:1:30
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{error::Error, fs::{File, OpenOptions}, ops::{Index, IndexMut}, path::PathBuf};
[INFO] [stderr]   |                              ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `start-storage` (lib) generated 1 warning (run `cargo fix --lib -p start-storage` to apply 1 suggestion)
[INFO] [stderr] warning: `start-storage` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/start_storage-8c26ae72bc9e9030)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests start_storage
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27fd3aacba15858f8e913901b27dfb66ac3974859b8f7d5f589799e232be3fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27fd3aacba15858f8e913901b27dfb66ac3974859b8f7d5f589799e232be3fc4", kill_on_drop: false }`
[INFO] [stdout] 27fd3aacba15858f8e913901b27dfb66ac3974859b8f7d5f589799e232be3fc4