[INFO] fetching crate ffs 0.1.2... [INFO] checking ffs-0.1.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate ffs 0.1.2 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate ffs 0.1.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ffs 0.1.2 [INFO] finished tweaking crates.io crate ffs 0.1.2 [INFO] tweaked toml for crates.io crate ffs 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate ffs 0.1.2 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-serde v0.1.2 [INFO] [stderr] Downloaded matchers v0.0.1 [INFO] [stderr] Downloaded synstructure v0.12.4 [INFO] [stderr] Downloaded zerocopy v0.5.0 [INFO] [stderr] Downloaded page_size v0.4.2 [INFO] [stderr] Downloaded once_cell v1.7.2 [INFO] [stderr] Downloaded users v0.11.0 [INFO] [stderr] Downloaded memchr v2.4.0 [INFO] [stderr] Downloaded serde v1.0.126 [INFO] [stderr] Downloaded sharded-slab v0.1.1 [INFO] [stderr] Downloaded serde_json v1.0.64 [INFO] [stderr] Downloaded tracing-core v0.1.18 [INFO] [stderr] Downloaded syn v1.0.72 [INFO] [stderr] Downloaded tracing-attributes v0.1.15 [INFO] [stderr] Downloaded tracing-subscriber v0.2.18 [INFO] [stderr] Downloaded pin-project-lite v0.2.6 [INFO] [stderr] Downloaded proc-macro2 v1.0.27 [INFO] [stderr] Downloaded libc v0.2.95 [INFO] [stderr] Downloaded zerocopy-derive v0.3.0 [INFO] [stderr] Downloaded fuser v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f34030b8276d0ca5f2efd6483dbbb8e3ebaf924d9cd487fbf18865364661c43 [INFO] running `Command { std: "docker" "start" "-a" "3f34030b8276d0ca5f2efd6483dbbb8e3ebaf924d9cd487fbf18865364661c43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f34030b8276d0ca5f2efd6483dbbb8e3ebaf924d9cd487fbf18865364661c43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f34030b8276d0ca5f2efd6483dbbb8e3ebaf924d9cd487fbf18865364661c43", kill_on_drop: false }` [INFO] [stdout] 3f34030b8276d0ca5f2efd6483dbbb8e3ebaf924d9cd487fbf18865364661c43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2373ada3228d1b86c4d0de9b1bf001cdd8048d84a7266232e8e71f30d463c4c7 [INFO] running `Command { std: "docker" "start" "-a" "2373ada3228d1b86c4d0de9b1bf001cdd8048d84a7266232e8e71f30d463c4c7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling fuser v0.9.1 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking users v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking page_size v0.4.2 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling zerocopy-derive v0.3.0 [INFO] [stderr] Checking zerocopy v0.5.0 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-subscriber v0.2.18 [INFO] [stderr] Checking ffs v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/format.rs:635:12 [INFO] [stdout] | [INFO] [stdout] 635 | Io(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 635 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/format.rs:798:12 [INFO] [stdout] | [INFO] [stdout] 798 | Io(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 798 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fs.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | NoSuchInode(u64), [INFO] [stdout] | ----------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FSError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 106 | NoSuchInode(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fs.rs:107:18 [INFO] [stdout] | [INFO] [stdout] 107 | InvalidInode(u64), [INFO] [stdout] | ------------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FSError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 107 | InvalidInode(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/format.rs:635:12 [INFO] [stdout] | [INFO] [stdout] 635 | Io(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 635 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/format.rs:798:12 [INFO] [stdout] | [INFO] [stdout] 798 | Io(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 798 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fs.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | NoSuchInode(u64), [INFO] [stdout] | ----------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FSError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 106 | NoSuchInode(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/fs.rs:107:18 [INFO] [stdout] | [INFO] [stdout] 107 | InvalidInode(u64), [INFO] [stdout] | ------------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FSError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 107 | InvalidInode(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fuser v0.9.1 [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" "2373ada3228d1b86c4d0de9b1bf001cdd8048d84a7266232e8e71f30d463c4c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2373ada3228d1b86c4d0de9b1bf001cdd8048d84a7266232e8e71f30d463c4c7", kill_on_drop: false }` [INFO] [stdout] 2373ada3228d1b86c4d0de9b1bf001cdd8048d84a7266232e8e71f30d463c4c7