[INFO] fetching crate garnet 0.0.0...
[INFO] checking garnet-0.0.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate garnet 0.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate garnet 0.0.0
[INFO] finished tweaking crates.io crate garnet 0.0.0
[INFO] tweaked toml for crates.io crate garnet 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate garnet 0.0.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate garnet 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d438ba06644a32af6249cd803717ae31790daa6035388dd28d8932323d34c5ba
[INFO] running `Command { std: "docker" "start" "-a" "d438ba06644a32af6249cd803717ae31790daa6035388dd28d8932323d34c5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d438ba06644a32af6249cd803717ae31790daa6035388dd28d8932323d34c5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d438ba06644a32af6249cd803717ae31790daa6035388dd28d8932323d34c5ba", kill_on_drop: false }`
[INFO] [stdout] d438ba06644a32af6249cd803717ae31790daa6035388dd28d8932323d34c5ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4904278ee54e22cbaae5326e912ab18aa08609f1128ae582a6a4e24644ac9bf
[INFO] running `Command { std: "docker" "start" "-a" "f4904278ee54e22cbaae5326e912ab18aa08609f1128ae582a6a4e24644ac9bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling unic-langid-impl v0.9.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking type-map v0.3.0
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling garnet v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling unic-langid-macros-impl v0.9.0
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking unic-langid-macros v0.9.0
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]     Checking intl-memoizer v0.5.0
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]     Checking intl_pluralrules v7.0.0
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stdout] error: using an old version of `rental`
[INFO] [stdout]   |
[INFO] [stdout]   = note: older versions of the `rental` crate no longer compile; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rental` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f4904278ee54e22cbaae5326e912ab18aa08609f1128ae582a6a4e24644ac9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4904278ee54e22cbaae5326e912ab18aa08609f1128ae582a6a4e24644ac9bf", kill_on_drop: false }`
[INFO] [stdout] f4904278ee54e22cbaae5326e912ab18aa08609f1128ae582a6a4e24644ac9bf