[INFO] fetching crate base64-string-rs 0.0.1...
[INFO] checking base64-string-rs-0.0.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate base64-string-rs 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate base64-string-rs 0.0.1 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate base64-string-rs 0.0.1
[INFO] finished tweaking crates.io crate base64-string-rs 0.0.1
[INFO] tweaked toml for crates.io crate base64-string-rs 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e536b9cc65f02b61230b144b9ed82f3d48e3c82a94b4bd3aa77fd34dca71159e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e536b9cc65f02b61230b144b9ed82f3d48e3c82a94b4bd3aa77fd34dca71159e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e536b9cc65f02b61230b144b9ed82f3d48e3c82a94b4bd3aa77fd34dca71159e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e536b9cc65f02b61230b144b9ed82f3d48e3c82a94b4bd3aa77fd34dca71159e", kill_on_drop: false }`
[INFO] [stdout] e536b9cc65f02b61230b144b9ed82f3d48e3c82a94b4bd3aa77fd34dca71159e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b0cb7ebeffe0b205baa672e62326c2c41a2de1253443d5628a098bbd6ce5f52
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9b0cb7ebeffe0b205baa672e62326c2c41a2de1253443d5628a098bbd6ce5f52", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking base64-string-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.52s
[INFO] running `Command { std: "docker" "inspect" "9b0cb7ebeffe0b205baa672e62326c2c41a2de1253443d5628a098bbd6ce5f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b0cb7ebeffe0b205baa672e62326c2c41a2de1253443d5628a098bbd6ce5f52", kill_on_drop: false }`
[INFO] [stdout] 9b0cb7ebeffe0b205baa672e62326c2c41a2de1253443d5628a098bbd6ce5f52