[INFO] fetching crate rentr 0.1.1...
[INFO] checking rentr-0.1.1 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate rentr 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rentr 0.1.1 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rentr 0.1.1
[INFO] finished tweaking crates.io crate rentr 0.1.1
[INFO] tweaked toml for crates.io crate rentr 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rentr 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inotify-sys v0.1.3
[INFO] [stderr]   Downloaded filetime v0.2.12
[INFO] [stderr]   Downloaded anymap v0.12.1
[INFO] [stderr]   Downloaded fsevent v2.0.2
[INFO] [stderr]   Downloaded notify v5.0.0-pre.4
[INFO] [stderr]   Downloaded fsevent-sys v3.0.2
[INFO] [stderr]   Downloaded inotify v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e1e7e31dbe7c7d11754c47707baac01d58f2dbd7415eccf4a89fcfc499e3be1
[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" "2e1e7e31dbe7c7d11754c47707baac01d58f2dbd7415eccf4a89fcfc499e3be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e1e7e31dbe7c7d11754c47707baac01d58f2dbd7415eccf4a89fcfc499e3be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1e7e31dbe7c7d11754c47707baac01d58f2dbd7415eccf4a89fcfc499e3be1", kill_on_drop: false }`
[INFO] [stdout] 2e1e7e31dbe7c7d11754c47707baac01d58f2dbd7415eccf4a89fcfc499e3be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aff0763474d0fa82dc8a7213c6fec6f54d29b5d468ce2582294d16dd9e6524d2
[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" "aff0763474d0fa82dc8a7213c6fec6f54d29b5d468ce2582294d16dd9e6524d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking inotify v0.8.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v5.0.0-pre.4
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking rentr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.12s
[INFO] running `Command { std: "docker" "inspect" "aff0763474d0fa82dc8a7213c6fec6f54d29b5d468ce2582294d16dd9e6524d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aff0763474d0fa82dc8a7213c6fec6f54d29b5d468ce2582294d16dd9e6524d2", kill_on_drop: false }`
[INFO] [stdout] aff0763474d0fa82dc8a7213c6fec6f54d29b5d468ce2582294d16dd9e6524d2