[INFO] fetching crate sqlite_varint 0.1.2...
[INFO] checking sqlite_varint-0.1.2 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate sqlite_varint 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sqlite_varint 0.1.2 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sqlite_varint 0.1.2
[INFO] finished tweaking crates.io crate sqlite_varint 0.1.2
[INFO] tweaked toml for crates.io crate sqlite_varint 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aeefa9e4d7885c93c7a72951b83295cfad37a51f8496711be19a92937bb05362
[INFO] running `Command { std: "docker" "start" "-a" "aeefa9e4d7885c93c7a72951b83295cfad37a51f8496711be19a92937bb05362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeefa9e4d7885c93c7a72951b83295cfad37a51f8496711be19a92937bb05362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeefa9e4d7885c93c7a72951b83295cfad37a51f8496711be19a92937bb05362", kill_on_drop: false }`
[INFO] [stdout] aeefa9e4d7885c93c7a72951b83295cfad37a51f8496711be19a92937bb05362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 74973e3840a40950c3b30f12197b5a3178e5fa5843b294a3a6425fced948bcbe
[INFO] running `Command { std: "docker" "start" "-a" "74973e3840a40950c3b30f12197b5a3178e5fa5843b294a3a6425fced948bcbe", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking sqlite_varint v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/read_benchmark.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use criterion::{black_box, criterion_group, criterion_main};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.53s
[INFO] running `Command { std: "docker" "inspect" "74973e3840a40950c3b30f12197b5a3178e5fa5843b294a3a6425fced948bcbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74973e3840a40950c3b30f12197b5a3178e5fa5843b294a3a6425fced948bcbe", kill_on_drop: false }`
[INFO] [stdout] 74973e3840a40950c3b30f12197b5a3178e5fa5843b294a3a6425fced948bcbe