[INFO] fetching crate xfuse 0.1.0...
[INFO] checking xfuse-0.1.0 against master#f00b02e6bbe63707503f058fb87cc3e2b25991ac for pr-125596
[INFO] extracting crate xfuse 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate xfuse 0.1.0 on toolchain f00b02e6bbe63707503f058fb87cc3e2b25991ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xfuse 0.1.0
[INFO] finished tweaking crates.io crate xfuse 0.1.0
[INFO] tweaked toml for crates.io crate xfuse 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate xfuse 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" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] [stderr]   Downloaded indoc v1.0.3
[INFO] [stderr]   Downloaded diffy v0.2.1
[INFO] [stderr]   Downloaded rental v0.5.5
[INFO] [stderr]   Downloaded diffus v0.9.1
[INFO] [stderr]   Downloaded colored-diff v0.2.2
[INFO] [stderr]   Downloaded guppy-summaries v0.4.0
[INFO] [stderr]   Downloaded atomicwrites v0.2.5
[INFO] [stderr]   Downloaded target-spec v0.7.0
[INFO] [stderr]   Downloaded x-core v0.1.0
[INFO] [stderr]   Downloaded x-lint v0.1.0
[INFO] [stderr]   Downloaded hakari v0.2.0
[INFO] [stderr]   Downloaded determinator v0.3.0
[INFO] [stderr]   Downloaded camino v1.0.1
[INFO] [stderr]   Downloaded cfg-expr v0.7.1
[INFO] [stderr]   Downloaded guppy v0.8.0
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 675e637e7819bd4d4621745673fec72efc907a6f5c8ec0fcd3a2933cbf2d5a88
[INFO] running `Command { std: "docker" "start" "-a" "675e637e7819bd4d4621745673fec72efc907a6f5c8ec0fcd3a2933cbf2d5a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "675e637e7819bd4d4621745673fec72efc907a6f5c8ec0fcd3a2933cbf2d5a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675e637e7819bd4d4621745673fec72efc907a6f5c8ec0fcd3a2933cbf2d5a88", kill_on_drop: false }`
[INFO] [stdout] 675e637e7819bd4d4621745673fec72efc907a6f5c8ec0fcd3a2933cbf2d5a88
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a45642d938af5d65d04cf46c4a19ce4d4f449b33cdd38872a78340e3a2be5a1a
[INFO] running `Command { std: "docker" "start" "-a" "a45642d938af5d65d04cf46c4a19ce4d4f449b33cdd38872a78340e3a2be5a1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling camino v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking pest v2.1.3
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[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking diffy v0.2.1
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[INFO] [stderr]    Compiling anyhow v1.0.38
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[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking guppy-summaries v0.4.0
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking guppy v0.8.0
[INFO] [stderr]     Checking determinator v0.3.0
[INFO] [stderr]     Checking hakari v0.2.0
[INFO] [stderr]     Checking x-core v0.1.0
[INFO] [stderr]     Checking x-lint v0.1.0
[INFO] [stderr]     Checking xfuse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `exclude` is never read
[INFO] [stdout]   --> src/build.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Args {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     exclude: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `dummy` is never read
[INFO] [stdout]    --> src/playground.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub struct Args {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 108 |     dummy: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exclude` is never read
[INFO] [stdout]   --> src/build.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Args {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     exclude: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `dummy` is never read
[INFO] [stdout]    --> src/playground.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub struct Args {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 108 |     dummy: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.83s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.5, x-core v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a45642d938af5d65d04cf46c4a19ce4d4f449b33cdd38872a78340e3a2be5a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a45642d938af5d65d04cf46c4a19ce4d4f449b33cdd38872a78340e3a2be5a1a", kill_on_drop: false }`
[INFO] [stdout] a45642d938af5d65d04cf46c4a19ce4d4f449b33cdd38872a78340e3a2be5a1a