[INFO] fetching crate base64-lt 1.0.4...
[INFO] checking base64-lt-1.0.4 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate base64-lt 1.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate base64-lt 1.0.4 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate base64-lt 1.0.4
[INFO] finished tweaking crates.io crate base64-lt 1.0.4
[INFO] tweaked toml for crates.io crate base64-lt 1.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate base64-lt 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lib-base64 v2.0.0
[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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6bce1731137672374d7eab60c6a8a87b13c62d5aa7ab47e3b5e6256b632261d
[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" "a6bce1731137672374d7eab60c6a8a87b13c62d5aa7ab47e3b5e6256b632261d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6bce1731137672374d7eab60c6a8a87b13c62d5aa7ab47e3b5e6256b632261d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bce1731137672374d7eab60c6a8a87b13c62d5aa7ab47e3b5e6256b632261d", kill_on_drop: false }`
[INFO] [stdout] a6bce1731137672374d7eab60c6a8a87b13c62d5aa7ab47e3b5e6256b632261d
[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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] 1cfcb222a06ffd7007da1f8935fcb1e0f2027dda22de9caabbba125074683d06
[INFO] running `Command { std: "docker" "start" "-a" "1cfcb222a06ffd7007da1f8935fcb1e0f2027dda22de9caabbba125074683d06", kill_on_drop: false }`
[INFO] [stderr]     Checking lib-base64 v2.0.0
[INFO] [stderr]     Checking base64-lt v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "1cfcb222a06ffd7007da1f8935fcb1e0f2027dda22de9caabbba125074683d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cfcb222a06ffd7007da1f8935fcb1e0f2027dda22de9caabbba125074683d06", kill_on_drop: false }`
[INFO] [stdout] 1cfcb222a06ffd7007da1f8935fcb1e0f2027dda22de9caabbba125074683d06