[INFO] fetching crate ecdna-lib 3.0.2...
[INFO] checking ecdna-lib-3.0.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate ecdna-lib 3.0.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ecdna-lib 3.0.2
[INFO] finished tweaking crates.io crate ecdna-lib 3.0.2
[INFO] tweaked toml for crates.io crate ecdna-lib 3.0.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ecdna-lib 3.0.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 112 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.6.0)
[INFO] [stderr]       Adding derive_builder v0.12.0 (available: v0.20.2)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] [stderr]       Adding rand_chacha v0.3.1 (available: v0.9.0)
[INFO] [stderr]       Adding rand_distr v0.4.3 (available: v0.5.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73f3389bb39ecb2d4584aed828f759dd6c650feed548d6d35811c7b6eafae5da
[INFO] running `Command { std: "docker" "start" "-a" "73f3389bb39ecb2d4584aed828f759dd6c650feed548d6d35811c7b6eafae5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73f3389bb39ecb2d4584aed828f759dd6c650feed548d6d35811c7b6eafae5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f3389bb39ecb2d4584aed828f759dd6c650feed548d6d35811c7b6eafae5da", kill_on_drop: false }`
[INFO] [stdout] 73f3389bb39ecb2d4584aed828f759dd6c650feed548d6d35811c7b6eafae5da
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df0fe61e7e66c05445d9a8769ac6a63f1b1544ee0d4b0848a74965f268ae977e
[INFO] running `Command { std: "docker" "start" "-a" "df0fe61e7e66c05445d9a8769ac6a63f1b1544ee0d4b0848a74965f268ae977e", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ecdna-lib v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: enum `SamplingStrategyEnum` is never used
[INFO] [stdout]     --> src/distribution.rs:1240:10
[INFO] [stdout]      |
[INFO] [stdout] 1240 |     enum SamplingStrategyEnum {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.31s
[INFO] running `Command { std: "docker" "inspect" "df0fe61e7e66c05445d9a8769ac6a63f1b1544ee0d4b0848a74965f268ae977e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df0fe61e7e66c05445d9a8769ac6a63f1b1544ee0d4b0848a74965f268ae977e", kill_on_drop: false }`
[INFO] [stdout] df0fe61e7e66c05445d9a8769ac6a63f1b1544ee0d4b0848a74965f268ae977e