[INFO] fetching crate mpstthree 0.0.13...
[INFO] checking mpstthree-0.0.13 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate mpstthree 0.0.13 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate mpstthree 0.0.13 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpstthree 0.0.13
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mpstthree 0.0.13
[INFO] tweaked toml for crates.io crate mpstthree 0.0.13 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate crates.io crate mpstthree 0.0.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ntest_timeout v0.7.3
[INFO] [stderr]   Downloaded ntest_test_cases v0.7.3
[INFO] [stderr]   Downloaded ntest v0.7.3
[INFO] [stderr]   Downloaded fixedbitset v0.4.0
[INFO] [stderr]   Downloaded ntest_proc_macro_helper v0.7.3
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] [stderr]   Downloaded trybuild v1.0.45
[INFO] [stderr]   Downloaded mpst-seq-proc v0.0.11
[INFO] [stderr]   Downloaded mpst-seq v0.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a519853c30c91b917ed7e778c40238982851a156aa02b182525c47f8f0f64039
[INFO] running `Command { std: "docker" "start" "-a" "a519853c30c91b917ed7e778c40238982851a156aa02b182525c47f8f0f64039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a519853c30c91b917ed7e778c40238982851a156aa02b182525c47f8f0f64039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a519853c30c91b917ed7e778c40238982851a156aa02b182525c47f8f0f64039", kill_on_drop: false }`
[INFO] [stdout] a519853c30c91b917ed7e778c40238982851a156aa02b182525c47f8f0f64039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73c2e089dc96f132f5116ce643ca4bdf82974ee1c440a7f0d65d9b42a5c83aa1
[INFO] running `Command { std: "docker" "start" "-a" "73c2e089dc96f132f5116ce643ca4bdf82974ee1c440a7f0d65d9b42a5c83aa1", 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] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]    Compiling rayon-core v1.9.1
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[INFO] [stderr]     Checking regex-automata v0.1.10
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[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling mpst-seq-proc v0.0.11
[INFO] [stderr]    Compiling ntest_test_cases v0.7.3
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking mpst-seq v0.0.11
[INFO] [stderr]     Checking mpstthree v0.0.13 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ntest_timeout v0.7.3
[INFO] [stderr]     Checking ntest v0.7.3
[INFO] [stdout] error[E0275]: overflow evaluating the requirement `mpstthree::binary::struct_trait::send::Send<i64, mpstthree::binary::struct_trait::recv::Recv<i64, mpstthree::binary::struct_trait::recv::Recv<CalcOp2<N>, mpstthree::binary::struct_trait::end::End>>>: std::marker::Send`
[INFO] [stdout]    --> tests/binary_mod/main.rs:508:10
[INFO] [stdout]     |
[INFO] [stdout] 508 |     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/binary_mod/main.rs:507:6
[INFO] [stdout]     |
[INFO] [stdout] 507 | enum CalcOp2<N: marker::Send> {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout]     = note: required because of the requirements on the impl of `mpstthree::binary::struct_trait::session::Session` for `mpstthree::binary::struct_trait::recv::Recv<CalcOp2<N>, mpstthree::binary::struct_trait::end::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 `mpstthree` 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" "73c2e089dc96f132f5116ce643ca4bdf82974ee1c440a7f0d65d9b42a5c83aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c2e089dc96f132f5116ce643ca4bdf82974ee1c440a7f0d65d9b42a5c83aa1", kill_on_drop: false }`
[INFO] [stdout] 73c2e089dc96f132f5116ce643ca4bdf82974ee1c440a7f0d65d9b42a5c83aa1