[INFO] fetching crate logos 0.15.1... [INFO] checking logos-0.15.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate logos 0.15.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate logos 0.15.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate logos 0.15.1 [INFO] tweaked toml for crates.io crate logos 0.15.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate logos 0.15.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate logos 0.15.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded logos-derive v0.15.1 [INFO] [stderr] Downloaded logos-codegen v0.15.1 [INFO] [stderr] Downloaded ariadne v0.4.1 [INFO] [stderr] Downloaded concolor v0.1.1 [INFO] [stderr] Downloaded chumsky v0.10.1 [INFO] [stderr] Downloaded regex-automata v0.3.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2794bd8d618425e36c916b18554e5ede740a6b81b18cdef20c84cb6d6874c60e [INFO] running `Command { std: "docker" "start" "-a" "2794bd8d618425e36c916b18554e5ede740a6b81b18cdef20c84cb6d6874c60e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2794bd8d618425e36c916b18554e5ede740a6b81b18cdef20c84cb6d6874c60e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2794bd8d618425e36c916b18554e5ede740a6b81b18cdef20c84cb6d6874c60e", kill_on_drop: false }` [INFO] [stdout] 2794bd8d618425e36c916b18554e5ede740a6b81b18cdef20c84cb6d6874c60e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 190668511a96039795a72c8d8f5c6c2d06d9f9213b6d6c42c54e38caa61e5b20 [INFO] running `Command { std: "docker" "start" "-a" "190668511a96039795a72c8d8f5c6c2d06d9f9213b6d6c42c54e38caa61e5b20", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling cc v1.2.25 [INFO] [stderr] Checking allocator-api2 v0.2.21 [INFO] [stderr] Checking foldhash v0.1.5 [INFO] [stderr] Checking concolor-query v0.3.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling chumsky v0.10.1 [INFO] [stderr] Checking equivalent v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking hashbrown v0.15.3 [INFO] [stderr] Compiling logos-codegen v0.15.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Checking concolor v0.1.1 [INFO] [stderr] Checking ariadne v0.4.1 [INFO] [stderr] Compiling psm v0.1.26 [INFO] [stderr] Compiling stacker v0.1.21 [INFO] [stderr] Compiling logos-derive v0.15.1 [INFO] [stderr] Checking logos v0.15.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json_borrowed.rs:70:10 [INFO] [stdout] | [INFO] [stdout] 70 | Bool(bool), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 70 - Bool(bool), [INFO] [stdout] 70 + Bool(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json_borrowed.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 72 - Number(f64), [INFO] [stdout] 72 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json_borrowed.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 74 | String(&'source str), [INFO] [stdout] | ------ ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 74 - String(&'source str), [INFO] [stdout] 74 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json_borrowed.rs:76:11 [INFO] [stdout] | [INFO] [stdout] 76 | Array(Vec>), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 76 - Array(Vec>), [INFO] [stdout] 76 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json_borrowed.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | Object(HashMap<&'source str, Value<'source>>), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 78 - Object(HashMap<&'source str, Value<'source>>), [INFO] [stdout] 78 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:74:10 [INFO] [stdout] | [INFO] [stdout] 74 | Bool(bool), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 74 - Bool(bool), [INFO] [stdout] 74 + Bool(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 76 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 76 - Number(f64), [INFO] [stdout] 76 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 78 - String(String), [INFO] [stdout] 78 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:80:11 [INFO] [stdout] | [INFO] [stdout] 80 | Array(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 80 - Array(Vec), [INFO] [stdout] 80 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | Object(HashMap), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` 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] 82 - Object(HashMap), [INFO] [stdout] 82 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.27s [INFO] running `Command { std: "docker" "inspect" "190668511a96039795a72c8d8f5c6c2d06d9f9213b6d6c42c54e38caa61e5b20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "190668511a96039795a72c8d8f5c6c2d06d9f9213b6d6c42c54e38caa61e5b20", kill_on_drop: false }` [INFO] [stdout] 190668511a96039795a72c8d8f5c6c2d06d9f9213b6d6c42c54e38caa61e5b20