[INFO] crate taskem 0.0.0 is already in cache
[INFO] testing taskem-0.0.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate taskem 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate taskem 0.0.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stdout] 1339288b41f481fc92516668cc69ea0ceae1ba2b9a31198d8d9ab931f8140d3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1339288b41f481fc92516668cc69ea0ceae1ba2b9a31198d8d9ab931f8140d3c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling nom v2.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling cron v0.6.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.1
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr] error[E0433]: failed to resolve: could not find `__rt` in `quote`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/err-derive-0.1.6/src/lib.rs:145:63
[INFO] [stderr]     |
[INFO] [stderr] 145 | fn display_body(s: &synstructure::Structure) -> Option<quote::__rt::TokenStream> {
[INFO] [stderr]     |                                                               ^^^^ could not find `__rt` in `quote`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[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 `"docker" "inspect" "1339288b41f481fc92516668cc69ea0ceae1ba2b9a31198d8d9ab931f8140d3c"`
[INFO] running `"docker" "rm" "-f" "1339288b41f481fc92516668cc69ea0ceae1ba2b9a31198d8d9ab931f8140d3c"`
[INFO] [stdout] 1339288b41f481fc92516668cc69ea0ceae1ba2b9a31198d8d9ab931f8140d3c