[INFO] fetching crate lexpr 0.2.5...
[INFO] checking lexpr-0.2.5 against try#1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73 for pr-78461
[INFO] extracting crate lexpr 0.2.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lexpr 0.2.5 on toolchain 1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lexpr 0.2.5
[INFO] finished tweaking crates.io crate lexpr 0.2.5
[INFO] tweaked toml for crates.io crate lexpr 0.2.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lexpr-macros v0.2.1
[INFO] [stderr]   Downloaded quickcheck_macros v0.9.1
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "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] 40eabb5cc94092854e43fa8b48811c3fc5a5f05238a8696ce7d44637d0d080d5
[INFO] running `Command { std: "docker" "start" "-a" "40eabb5cc94092854e43fa8b48811c3fc5a5f05238a8696ce7d44637d0d080d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40eabb5cc94092854e43fa8b48811c3fc5a5f05238a8696ce7d44637d0d080d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40eabb5cc94092854e43fa8b48811c3fc5a5f05238a8696ce7d44637d0d080d5", kill_on_drop: false }`
[INFO] [stdout] 40eabb5cc94092854e43fa8b48811c3fc5a5f05238a8696ce7d44637d0d080d5
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "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] 6e2dcf1730443d9e7879e2eea4ceeb86f6dca074b2f28bb44807c432c1dfd55f
[INFO] running `Command { std: "docker" "start" "-a" "6e2dcf1730443d9e7879e2eea4ceeb86f6dca074b2f28bb44807c432c1dfd55f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]    Compiling lexpr-macros v0.2.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking lexpr v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.89s
[INFO] running `Command { std: "docker" "inspect" "6e2dcf1730443d9e7879e2eea4ceeb86f6dca074b2f28bb44807c432c1dfd55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e2dcf1730443d9e7879e2eea4ceeb86f6dca074b2f28bb44807c432c1dfd55f", kill_on_drop: false }`
[INFO] [stdout] 6e2dcf1730443d9e7879e2eea4ceeb86f6dca074b2f28bb44807c432c1dfd55f