[INFO] fetching crate lenient_version 0.4.2...
[INFO] testing lenient_version-0.4.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate lenient_version 0.4.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lenient_version 0.4.2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lenient_version 0.4.2
[INFO] finished tweaking crates.io crate lenient_version 0.4.2
[INFO] tweaked toml for crates.io crate lenient_version 0.4.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver v0.10.0
[INFO] [stderr]   Downloaded lenient_semver_version_builder v0.4.2
[INFO] [stderr]   Downloaded lenient_semver_parser v0.4.2
[INFO] [stderr]   Downloaded test-case v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 477cdad5213a026657a547da724021586ea8920c995faf19d32a47926b56e7ff
[INFO] running `Command { std: "docker" "start" "-a" "477cdad5213a026657a547da724021586ea8920c995faf19d32a47926b56e7ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "477cdad5213a026657a547da724021586ea8920c995faf19d32a47926b56e7ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477cdad5213a026657a547da724021586ea8920c995faf19d32a47926b56e7ff", kill_on_drop: false }`
[INFO] [stdout] 477cdad5213a026657a547da724021586ea8920c995faf19d32a47926b56e7ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82ca8fae4fc02a676ae25e6128b1871925f5a33873ce6005a68f32bcbd29d906
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82ca8fae4fc02a676ae25e6128b1871925f5a33873ce6005a68f32bcbd29d906", kill_on_drop: false }`
[INFO] [stderr]    Compiling lenient_semver_version_builder v0.4.2
[INFO] [stderr]    Compiling lenient_semver_parser v0.4.2
[INFO] [stderr]    Compiling lenient_version v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "82ca8fae4fc02a676ae25e6128b1871925f5a33873ce6005a68f32bcbd29d906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ca8fae4fc02a676ae25e6128b1871925f5a33873ce6005a68f32bcbd29d906", kill_on_drop: false }`
[INFO] [stdout] 82ca8fae4fc02a676ae25e6128b1871925f5a33873ce6005a68f32bcbd29d906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d7033a86e00a77bdd830bfc975a5e47edfd6290f07ba66fd6b9df4c611550c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4d7033a86e00a77bdd830bfc975a5e47edfd6290f07ba66fd6b9df4c611550c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling test-case v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling lenient_version v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unused import: `Build`
[INFO] [stdout]    --> src/metadata.rs:473:29
[INFO] [stdout]     |
[INFO] [stdout] 473 |     use super::{Additional, Build, PreRelease};
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:35:5
[INFO] [stdout]     |
[INFO] [stdout] 35  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `convert::TryInto`
[INFO] [stdout]    --> src/metadata.rs:474:30
[INFO] [stdout]     |
[INFO] [stdout] 474 |     use std::{cmp::Ordering, convert::TryInto};
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lenient_version` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "4d7033a86e00a77bdd830bfc975a5e47edfd6290f07ba66fd6b9df4c611550c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7033a86e00a77bdd830bfc975a5e47edfd6290f07ba66fd6b9df4c611550c7", kill_on_drop: false }`
[INFO] [stdout] 4d7033a86e00a77bdd830bfc975a5e47edfd6290f07ba66fd6b9df4c611550c7