[INFO] cloning repository https://github.com/eserilev/snappy-genesis-benchmark [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eserilev/snappy-genesis-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feserilev%2Fsnappy-genesis-benchmark", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feserilev%2Fsnappy-genesis-benchmark'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 719fc83fa0267958df4f1016db5210d7ed84d32e [INFO] checking eserilev/snappy-genesis-benchmark against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feserilev%2Fsnappy-genesis-benchmark" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eserilev/snappy-genesis-benchmark on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/eserilev/snappy-genesis-benchmark [INFO] finished tweaking git repo https://github.com/eserilev/snappy-genesis-benchmark [INFO] tweaked toml for git repo https://github.com/eserilev/snappy-genesis-benchmark written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/eserilev/snappy-genesis-benchmark 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snap v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc53c8f9950536c30dca274e2a368918db7beff634452b94f4ff82bb51caeee8 [INFO] running `Command { std: "docker" "start" "-a" "fc53c8f9950536c30dca274e2a368918db7beff634452b94f4ff82bb51caeee8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc53c8f9950536c30dca274e2a368918db7beff634452b94f4ff82bb51caeee8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc53c8f9950536c30dca274e2a368918db7beff634452b94f4ff82bb51caeee8", kill_on_drop: false }` [INFO] [stdout] fc53c8f9950536c30dca274e2a368918db7beff634452b94f4ff82bb51caeee8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3211ec19cca4b6730a7a9845fe02de87337ddd7ed279b0dee3ad2a8629ef5870 [INFO] running `Command { std: "docker" "start" "-a" "3211ec19cca4b6730a7a9845fe02de87337ddd7ed279b0dee3ad2a8629ef5870", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling serde v1.0.181 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling snap v1.1.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking regex-automata v0.3.4 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking snappy-genesis-benchmark v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Criterion`, `criterion_group`, `criterion_main` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use criterion::{criterion_group, criterion_main, Criterion}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Criterion`, `criterion_group`, `criterion_main` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use criterion::{criterion_group, criterion_main, Criterion}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/genesis_benchmark.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.09s [INFO] running `Command { std: "docker" "inspect" "3211ec19cca4b6730a7a9845fe02de87337ddd7ed279b0dee3ad2a8629ef5870", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3211ec19cca4b6730a7a9845fe02de87337ddd7ed279b0dee3ad2a8629ef5870", kill_on_drop: false }` [INFO] [stdout] 3211ec19cca4b6730a7a9845fe02de87337ddd7ed279b0dee3ad2a8629ef5870 [INFO] checking eserilev/snappy-genesis-benchmark against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feserilev%2Fsnappy-genesis-benchmark" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eserilev/snappy-genesis-benchmark on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/eserilev/snappy-genesis-benchmark [INFO] finished tweaking git repo https://github.com/eserilev/snappy-genesis-benchmark [INFO] tweaked toml for git repo https://github.com/eserilev/snappy-genesis-benchmark written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/eserilev/snappy-genesis-benchmark 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5be53ae02dbb72d2b7bd030a07f10f0f507797bd5dc6f04caf04f611225b237 [INFO] running `Command { std: "docker" "start" "-a" "b5be53ae02dbb72d2b7bd030a07f10f0f507797bd5dc6f04caf04f611225b237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5be53ae02dbb72d2b7bd030a07f10f0f507797bd5dc6f04caf04f611225b237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5be53ae02dbb72d2b7bd030a07f10f0f507797bd5dc6f04caf04f611225b237", kill_on_drop: false }` [INFO] [stdout] b5be53ae02dbb72d2b7bd030a07f10f0f507797bd5dc6f04caf04f611225b237 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7892927bd2c7921a14a589588ecdd014cfb008c3d33a3c1481f46f77230b8997 [INFO] running `Command { std: "docker" "start" "-a" "7892927bd2c7921a14a589588ecdd014cfb008c3d33a3c1481f46f77230b8997", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling serde v1.0.181 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Compiling snap v1.1.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking regex-automata v0.3.4 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Checking csv v1.2.2 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking snappy-genesis-benchmark v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Criterion`, `criterion_group`, `criterion_main` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use criterion::{criterion_group, criterion_main, Criterion}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Criterion`, `criterion_group`, `criterion_main` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use criterion::{criterion_group, criterion_main, Criterion}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/genesis_benchmark.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.06s [INFO] running `Command { std: "docker" "inspect" "7892927bd2c7921a14a589588ecdd014cfb008c3d33a3c1481f46f77230b8997", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7892927bd2c7921a14a589588ecdd014cfb008c3d33a3c1481f46f77230b8997", kill_on_drop: false }` [INFO] [stdout] 7892927bd2c7921a14a589588ecdd014cfb008c3d33a3c1481f46f77230b8997