[INFO] fetching crate rust-forth-interactive-compiler 0.1.7...
[INFO] checking rust-forth-interactive-compiler-0.1.7 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate rust-forth-interactive-compiler 0.1.7 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rust-forth-interactive-compiler 0.1.7 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 rust-forth-interactive-compiler 0.1.7
[INFO] finished tweaking crates.io crate rust-forth-interactive-compiler 0.1.7
[INFO] tweaked toml for crates.io crate rust-forth-interactive-compiler 0.1.7 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rust-forth-interactive-compiler 0.1.7 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]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded failure_derive v0.1.5
[INFO] [stderr]   Downloaded backtrace v0.3.38
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded bitflags v1.2.0
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded cc v1.0.45
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded failure v0.1.5
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded blake2b_simd v0.5.8
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded rustyline v5.0.3
[INFO] [stderr]   Downloaded rust-forth-compiler v0.5.3
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded rust-simple-stack-processor v0.7.0
[INFO] [stderr]   Downloaded rust-forth-tokenizer v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07e2699b985d5b471b1ebaed9b1bfd61ca9bd528a74496dff82a31a7cd951d29
[INFO] running `Command { std: "docker" "start" "-a" "07e2699b985d5b471b1ebaed9b1bfd61ca9bd528a74496dff82a31a7cd951d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07e2699b985d5b471b1ebaed9b1bfd61ca9bd528a74496dff82a31a7cd951d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e2699b985d5b471b1ebaed9b1bfd61ca9bd528a74496dff82a31a7cd951d29", kill_on_drop: false }`
[INFO] [stdout] 07e2699b985d5b471b1ebaed9b1bfd61ca9bd528a74496dff82a31a7cd951d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d97be94a0f5df4ae137f55dad567f445dd9d97b88ba6b720f5d841c1a9af8d93
[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" "d97be94a0f5df4ae137f55dad567f445dd9d97b88ba6b720f5d841c1a9af8d93", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking rust-simple-stack-processor v0.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking rust-forth-tokenizer v0.2.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rust-forth-compiler v0.5.3
[INFO] [stderr]     Checking rustyline v5.0.3
[INFO] [stderr]     Checking rust-forth-interactive-compiler v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.69s
[INFO] running `Command { std: "docker" "inspect" "d97be94a0f5df4ae137f55dad567f445dd9d97b88ba6b720f5d841c1a9af8d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d97be94a0f5df4ae137f55dad567f445dd9d97b88ba6b720f5d841c1a9af8d93", kill_on_drop: false }`
[INFO] [stdout] d97be94a0f5df4ae137f55dad567f445dd9d97b88ba6b720f5d841c1a9af8d93