[INFO] fetching crate cargo-criterion 1.1.0...
[INFO] checking cargo-criterion-1.1.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate cargo-criterion 1.1.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate cargo-criterion 1.1.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-criterion 1.1.0
[INFO] finished tweaking crates.io crate cargo-criterion 1.1.0
[INFO] tweaked toml for crates.io crate cargo-criterion 1.1.0 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate crates.io crate cargo-criterion 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.56
[INFO] [stderr]   Downloaded indexmap v1.5.0
[INFO] [stderr]   Downloaded hashbrown v0.8.1
[INFO] [stderr]   Downloaded rayon-core v1.7.1
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[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded linked_hash_set v0.1.3
[INFO] [stderr]   Downloaded oorandom v11.1.2
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[INFO] [stderr]   Downloaded serde_cbor v0.11.1
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[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdbdbd15d46bf806af3ce2dcf04e3bfa8a9503fe74d06d9955a41a9d54180c27
[INFO] running `Command { std: "docker" "start" "-a" "fdbdbd15d46bf806af3ce2dcf04e3bfa8a9503fe74d06d9955a41a9d54180c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdbdbd15d46bf806af3ce2dcf04e3bfa8a9503fe74d06d9955a41a9d54180c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdbdbd15d46bf806af3ce2dcf04e3bfa8a9503fe74d06d9955a41a9d54180c27", kill_on_drop: false }`
[INFO] [stdout] fdbdbd15d46bf806af3ce2dcf04e3bfa8a9503fe74d06d9955a41a9d54180c27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10871c5267dabdd662ebbc0bcce9ed4eecfef34e9d162c1e9acfeaf5a86db49c
[INFO] running `Command { std: "docker" "start" "-a" "10871c5267dabdd662ebbc0bcce9ed4eecfef34e9d162c1e9acfeaf5a86db49c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking either v1.5.3
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[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking oorandom v11.1.2
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling num-integer v0.1.43
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[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking criterion-plot v0.4.3
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[INFO] [stderr]     Checking cargo-criterion v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `criterion_rs_version`
[INFO] [stdout]   --> src/connection.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     criterion_rs_version: [u8; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_version`
[INFO] [stdout]   --> src/connection.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     protocol_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_format`
[INFO] [stdout]   --> src/connection.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     protocol_format: ProtocolFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `criterion_rs_version`
[INFO] [stdout]   --> src/connection.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     criterion_rs_version: [u8; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_version`
[INFO] [stdout]   --> src/connection.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     protocol_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_format`
[INFO] [stdout]   --> src/connection.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     protocol_format: ProtocolFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "10871c5267dabdd662ebbc0bcce9ed4eecfef34e9d162c1e9acfeaf5a86db49c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10871c5267dabdd662ebbc0bcce9ed4eecfef34e9d162c1e9acfeaf5a86db49c", kill_on_drop: false }`
[INFO] [stdout] 10871c5267dabdd662ebbc0bcce9ed4eecfef34e9d162c1e9acfeaf5a86db49c