[INFO] fetching crate mrh 0.10.13...
[INFO] checking mrh-0.10.13 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate mrh 0.10.13 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mrh 0.10.13 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mrh 0.10.13
[INFO] finished tweaking crates.io crate mrh 0.10.13
[INFO] tweaked toml for crates.io crate mrh 0.10.13 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate mrh 0.10.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.15
[INFO] [stderr]   Downloaded wasi v0.10.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.2
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded dirs-next v2.0.0
[INFO] [stderr]   Downloaded libssh2-sys v0.2.20
[INFO] [stderr]   Downloaded libc v0.2.83
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b0844176f45c4791b5b9ee43ff9205360285623fafd668623676e2fcd2e4cbf
[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" "3b0844176f45c4791b5b9ee43ff9205360285623fafd668623676e2fcd2e4cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b0844176f45c4791b5b9ee43ff9205360285623fafd668623676e2fcd2e4cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0844176f45c4791b5b9ee43ff9205360285623fafd668623676e2fcd2e4cbf", kill_on_drop: false }`
[INFO] [stdout] 3b0844176f45c4791b5b9ee43ff9205360285623fafd668623676e2fcd2e4cbf
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72109dac39a8b86645ade280b0f72553807c69a57b25b4fd3b229927916bd679
[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" "72109dac39a8b86645ade280b0f72553807c69a57b25b4fd3b229927916bd679", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking git2 v0.13.17
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking mrh v0.10.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "72109dac39a8b86645ade280b0f72553807c69a57b25b4fd3b229927916bd679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72109dac39a8b86645ade280b0f72553807c69a57b25b4fd3b229927916bd679", kill_on_drop: false }`
[INFO] [stdout] 72109dac39a8b86645ade280b0f72553807c69a57b25b4fd3b229927916bd679