[INFO] fetching crate sesh 0.1.1...
[INFO] checking sesh-0.1.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate sesh 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sesh 0.1.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sesh 0.1.1
[INFO] finished tweaking crates.io crate sesh 0.1.1
[INFO] tweaked toml for crates.io crate sesh 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4bfe558fbb7f5ee6c00faa3c060bc681fa2e71c9093e5c90b05da2f1219f2af
[INFO] running `Command { std: "docker" "start" "-a" "d4bfe558fbb7f5ee6c00faa3c060bc681fa2e71c9093e5c90b05da2f1219f2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4bfe558fbb7f5ee6c00faa3c060bc681fa2e71c9093e5c90b05da2f1219f2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bfe558fbb7f5ee6c00faa3c060bc681fa2e71c9093e5c90b05da2f1219f2af", kill_on_drop: false }`
[INFO] [stdout] d4bfe558fbb7f5ee6c00faa3c060bc681fa2e71c9093e5c90b05da2f1219f2af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac626e969a2576f2a76c286556d43483c98fdb0ecbcd00236d01872094b791b2
[INFO] running `Command { std: "docker" "start" "-a" "ac626e969a2576f2a76c286556d43483c98fdb0ecbcd00236d01872094b791b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking sesh v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stdout] error[E0275]: overflow evaluating the requirement `sesh::Send<i64, sesh::Recv<i64, sesh::Recv<CalcOp2<N>, sesh::End>>>: std::marker::Send`
[INFO] [stdout]    --> tests/tests.rs:437:10
[INFO] [stdout]     |
[INFO] [stdout] 437 |     More(Send<i64, Recv<i64, NiceCalcServer2<N>>>),
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: required because it appears within the type `CalcOp2<N>`
[INFO] [stdout]    --> tests/tests.rs:436:6
[INFO] [stdout]     |
[INFO] [stdout] 436 | enum CalcOp2<N: marker::Send> {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout]     = note: required because of the requirements on the impl of `sesh::Session` for `sesh::Recv<CalcOp2<N>, sesh::End>`
[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 E0275`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sesh` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ac626e969a2576f2a76c286556d43483c98fdb0ecbcd00236d01872094b791b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac626e969a2576f2a76c286556d43483c98fdb0ecbcd00236d01872094b791b2", kill_on_drop: false }`
[INFO] [stdout] ac626e969a2576f2a76c286556d43483c98fdb0ecbcd00236d01872094b791b2