[INFO] fetching crate cteepbd 0.21.0...
[INFO] checking cteepbd-0.21.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate cteepbd 0.21.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cteepbd 0.21.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cteepbd 0.21.0
[INFO] finished tweaking crates.io crate cteepbd 0.21.0
[INFO] tweaked toml for crates.io crate cteepbd 0.21.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cteepbd 0.21.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 6aa1d78ca73a59eb151c98706e5b28c3d036df657fe8e82881b26b82f03c645f
[INFO] running `Command { std: "docker" "start" "-a" "6aa1d78ca73a59eb151c98706e5b28c3d036df657fe8e82881b26b82f03c645f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa1d78ca73a59eb151c98706e5b28c3d036df657fe8e82881b26b82f03c645f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa1d78ca73a59eb151c98706e5b28c3d036df657fe8e82881b26b82f03c645f", kill_on_drop: false }`
[INFO] [stdout] 6aa1d78ca73a59eb151c98706e5b28c3d036df657fe8e82881b26b82f03c645f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd7cb80df0275a090252aea79219e328ab97a62c3f811eb51860cb08ee4cceb6
[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" "bd7cb80df0275a090252aea79219e328ab97a62c3f811eb51860cb08ee4cceb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking cteepbd v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "bd7cb80df0275a090252aea79219e328ab97a62c3f811eb51860cb08ee4cceb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7cb80df0275a090252aea79219e328ab97a62c3f811eb51860cb08ee4cceb6", kill_on_drop: false }`
[INFO] [stdout] bd7cb80df0275a090252aea79219e328ab97a62c3f811eb51860cb08ee4cceb6