[INFO] fetching crate qvfs 2.0.0...
[INFO] testing qvfs-2.0.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate qvfs 2.0.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate qvfs 2.0.0
[INFO] finished tweaking crates.io crate qvfs 2.0.0
[INFO] tweaked toml for crates.io crate qvfs 2.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qvfs 2.0.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qvfs 2.0.0 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" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c
[INFO] running `Command { std: "docker" "start" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling qvfs v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `QuatError`
[INFO] [stdout]  --> src/virtual_file.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::error::{QuatError, Result};
[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 0.64s
[INFO] running `Command { std: "docker" "inspect" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `QuatError`
[INFO] [stdout]  --> src/virtual_file.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::error::{QuatError, Result};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling qvfs v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `QuatError`
[INFO] [stdout]  --> src/virtual_file.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::error::{QuatError, Result};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `QuatError`
[INFO] [stderr]  --> src/virtual_file.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::error::{QuatError, Result};
[INFO] [stderr]   |                    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `qvfs` (lib) generated 1 warning (run `cargo fix --lib -p qvfs` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `qvfs` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p qvfs --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/qvfs/b7b651d7246e39d5/out/qvfs-b7b651d7246e39d5)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_compressed_quat_file_read_only ... ok
[INFO] [stdout] test tests::test_vfs_overwrite_and_delete ... ok
[INFO] [stdout] test tests::test_vfs_disk_io_and_magic_header ... ok
[INFO] [stdout] test tests::test_vfs_seek_past_eof ... ok
[INFO] [stdout] test tests::test_quat_conversions ... ok
[INFO] [stdout] test tests::test_vfs_corrupted_disk_header ... ok
[INFO] [stdout] test tests::test_vfs_concurrent_thread_safety ... ok
[INFO] [stderr]    Doc-tests qvfs
[INFO] [stdout] test tests::test_vfs_stress_large_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[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" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c", kill_on_drop: false }`
[INFO] [stdout] 31641031b336b3f3709b9f5633faf9f6351808b425e58279aa0105ff6902de2c
