[INFO] updating cached repository https://github.com/mmai/wbooks
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5be726d5821c01eed3ba43a27c0a22d6a7f40f11
[INFO] checking mmai/wbooks against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmai%2Fwbooks" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmai/wbooks on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mmai/wbooks
[INFO] finished tweaking git repo https://github.com/mmai/wbooks
[INFO] tweaked toml for git repo https://github.com/mmai/wbooks written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mmai/wbooks already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a37b95e060763f47d5077f8ce57cd044debe5d2e0f3a45a341d0d8638c26fad7
[INFO] running `"docker" "start" "-a" "a37b95e060763f47d5077f8ce57cd044debe5d2e0f3a45a341d0d8638c26fad7"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.1.2
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling runtime-fmt v0.4.1
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking gettext v0.4.0
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr] error[E0433]: failed to resolve: could not find `Position` in `v1`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/runtime-fmt-0.4.1/src/lib.rs:521:39
[INFO] [stderr]     |
[INFO] [stderr] 521 |                         position: v1::Position::At(i),
[INFO] [stderr]     |                                       ^^^^^^^^ could not find `Position` in `v1`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `Position` in `v1`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/runtime-fmt-0.4.1/src/lib.rs:543:39
[INFO] [stderr]     |
[INFO] [stderr] 543 |                         position: v1::Position::At(argument_pos),
[INFO] [stderr]     |                                       ^^^^^^^^ could not find `Position` in `v1`
[INFO] [stderr] 
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr] error[E0433]: failed to resolve: could not find `Position` in `v1`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/runtime-fmt-0.4.1/src/lib.rs:521:39
[INFO] [stderr]     |
[INFO] [stderr] 521 |                         position: v1::Position::At(i),
[INFO] [stderr]     |                                       ^^^^^^^^ could not find `Position` in `v1`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `Position` in `v1`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/runtime-fmt-0.4.1/src/lib.rs:543:39
[INFO] [stderr]     |
[INFO] [stderr] 543 |                         position: v1::Position::At(argument_pos),
[INFO] [stderr]     |                                       ^^^^^^^^ could not find `Position` in `v1`
[INFO] [stderr] 
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking headers v0.3.0
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `runtime-fmt`.
[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: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `runtime-fmt`.
[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" "a37b95e060763f47d5077f8ce57cd044debe5d2e0f3a45a341d0d8638c26fad7"`
[INFO] running `"docker" "rm" "-f" "a37b95e060763f47d5077f8ce57cd044debe5d2e0f3a45a341d0d8638c26fad7"`
[INFO] [stdout] a37b95e060763f47d5077f8ce57cd044debe5d2e0f3a45a341d0d8638c26fad7