[INFO] fetching crate taskem 0.0.0...
[INFO] checking taskem-0.0.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate taskem 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate taskem 0.0.0 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate taskem 0.0.0
[INFO] finished tweaking crates.io crate taskem 0.0.0
[INFO] tweaked toml for crates.io crate taskem 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7a79f645f5ccf07bd7ebbee575f9062d28f907bcb23b4ed357d4b234fd4fe30
[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" "c7a79f645f5ccf07bd7ebbee575f9062d28f907bcb23b4ed357d4b234fd4fe30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7a79f645f5ccf07bd7ebbee575f9062d28f907bcb23b4ed357d4b234fd4fe30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a79f645f5ccf07bd7ebbee575f9062d28f907bcb23b4ed357d4b234fd4fe30", kill_on_drop: false }`
[INFO] [stdout] c7a79f645f5ccf07bd7ebbee575f9062d28f907bcb23b4ed357d4b234fd4fe30
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c2e7c3e4c08dfc57597e723aebae7dce029aefdeb9068ee00c255c886b1eabef
[INFO] running `Command { std: "docker" "start" "-a" "c2e7c3e4c08dfc57597e723aebae7dce029aefdeb9068ee00c255c886b1eabef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking maybe-single v0.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking cron v0.6.1
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__rt` in `quote`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/err-derive-0.1.6/src/lib.rs:145:63
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn display_body(s: &synstructure::Structure) -> Option<quote::__rt::TokenStream> {
[INFO] [stdout]     |                                                               ^^^^ could not find `__rt` in `quote`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr] error: could not compile `err-derive`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c2e7c3e4c08dfc57597e723aebae7dce029aefdeb9068ee00c255c886b1eabef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2e7c3e4c08dfc57597e723aebae7dce029aefdeb9068ee00c255c886b1eabef", kill_on_drop: false }`
[INFO] [stdout] c2e7c3e4c08dfc57597e723aebae7dce029aefdeb9068ee00c255c886b1eabef