[INFO] fetching crate data_reader 0.5.0...
[INFO] checking data_reader-0.5.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate data_reader 0.5.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate data_reader 0.5.0
[INFO] finished tweaking crates.io crate data_reader 0.5.0
[INFO] tweaked toml for crates.io crate data_reader 0.5.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate data_reader 0.5.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--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]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding lexical v6.1.1 (available: v7.0.4)
[INFO] [stderr]       Adding memmap2 v0.5.10 (available: v0.9.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6bda71bc4e7d8479866918bdb2f4e2c026dfa5c0b1d5afad6a6b98b092c7a2a
[INFO] running `Command { std: "docker" "start" "-a" "f6bda71bc4e7d8479866918bdb2f4e2c026dfa5c0b1d5afad6a6b98b092c7a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6bda71bc4e7d8479866918bdb2f4e2c026dfa5c0b1d5afad6a6b98b092c7a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6bda71bc4e7d8479866918bdb2f4e2c026dfa5c0b1d5afad6a6b98b092c7a2a", kill_on_drop: false }`
[INFO] [stdout] f6bda71bc4e7d8479866918bdb2f4e2c026dfa5c0b1d5afad6a6b98b092c7a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d091eef69fa156b6f12f3082c970631ab6f3ec5a637948ebc0e935e80941587
[INFO] running `Command { std: "docker" "start" "-a" "4d091eef69fa156b6f12f3082c970631ab6f3ec5a637948ebc0e935e80941587", kill_on_drop: false }`
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]     Checking data_reader v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::macro_src::*`
[INFO] [stdout]   --> src/reader/mod.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub use self::macro_src::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReadCore` is never used
[INFO] [stdout]   --> src/reader/parser_core.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) trait ReadCore: std::io::Read + std::io::BufRead + std::io::Seek {}
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error: couldn't read `benches/examples.rs`: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `data_reader` (bench "examples") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `self::macro_src::*`
[INFO] [stdout]   --> src/reader/mod.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub use self::macro_src::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReadCore` is never used
[INFO] [stdout]   --> src/reader/parser_core.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) trait ReadCore: std::io::Read + std::io::BufRead + std::io::Seek {}
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d091eef69fa156b6f12f3082c970631ab6f3ec5a637948ebc0e935e80941587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d091eef69fa156b6f12f3082c970631ab6f3ec5a637948ebc0e935e80941587", kill_on_drop: false }`
[INFO] [stdout] 4d091eef69fa156b6f12f3082c970631ab6f3ec5a637948ebc0e935e80941587