[INFO] updating cached repository https://github.com/rphmeier/shamir_sharing
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5714c399123ef015c225df1a978b36326addc937
[INFO] testing rphmeier/shamir_sharing against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frphmeier%2Fshamir_sharing" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rphmeier/shamir_sharing on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rphmeier/shamir_sharing
[INFO] finished tweaking git repo https://github.com/rphmeier/shamir_sharing
[INFO] tweaked toml for git repo https://github.com/rphmeier/shamir_sharing written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/rphmeier/shamir_sharing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", 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] 3b538d641bd99de61d36ae48baf4a91e0c404d7e5ed28a1467e2e0f6caf3035a
[INFO] running `Command { std: "docker" "start" "-a" "3b538d641bd99de61d36ae48baf4a91e0c404d7e5ed28a1467e2e0f6caf3035a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b538d641bd99de61d36ae48baf4a91e0c404d7e5ed28a1467e2e0f6caf3035a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b538d641bd99de61d36ae48baf4a91e0c404d7e5ed28a1467e2e0f6caf3035a", kill_on_drop: false }`
[INFO] [stdout] 3b538d641bd99de61d36ae48baf4a91e0c404d7e5ed28a1467e2e0f6caf3035a
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e97fd989ba2b58d4733724e65a48f7606fa1041a809408d5408b99ec1a64686
[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" "2e97fd989ba2b58d4733724e65a48f7606fa1041a809408d5408b99ec1a64686", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling num-complex v0.1.40
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling serde_json v1.0.6
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.21
[INFO] [stderr]    Compiling shamir-sharing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/field.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | /// This module exports two items: a large prime number `PRIME` and the `Value` type, which are members of
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/field.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | /// the finite field Z / PRIME*Z
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.97s
[INFO] running `Command { std: "docker" "inspect" "2e97fd989ba2b58d4733724e65a48f7606fa1041a809408d5408b99ec1a64686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e97fd989ba2b58d4733724e65a48f7606fa1041a809408d5408b99ec1a64686", kill_on_drop: false }`
[INFO] [stdout] 2e97fd989ba2b58d4733724e65a48f7606fa1041a809408d5408b99ec1a64686
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7180f0a695e876f1ee99c6d0dc1e4264a7dbf190f8f36206a32e38ebdd8b1ed0
[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" "7180f0a695e876f1ee99c6d0dc1e4264a7dbf190f8f36206a32e38ebdd8b1ed0", kill_on_drop: false }`
[INFO] [stderr]    Compiling shamir-sharing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/field.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | /// This module exports two items: a large prime number `PRIME` and the `Value` type, which are members of
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/field.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | /// the finite field Z / PRIME*Z
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "7180f0a695e876f1ee99c6d0dc1e4264a7dbf190f8f36206a32e38ebdd8b1ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7180f0a695e876f1ee99c6d0dc1e4264a7dbf190f8f36206a32e38ebdd8b1ed0", kill_on_drop: false }`
[INFO] [stdout] 7180f0a695e876f1ee99c6d0dc1e4264a7dbf190f8f36206a32e38ebdd8b1ed0
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb397f155028ad73084fbf1b7a817d6a9b61240d4fd357f25a6268868b78a224
[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" "bb397f155028ad73084fbf1b7a817d6a9b61240d4fd357f25a6268868b78a224", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/field.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | /// This module exports two items: a large prime number `PRIME` and the `Value` type, which are members of
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/field.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | /// the finite field Z / PRIME*Z
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]   |
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shamir_sharing-b948a254963a5362
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test field::tests::sub_wraparound ... ok
[INFO] [stdout] test field::tests::prime_order ... ok
[INFO] [stdout] test field::tests::mod_inv ... ok
[INFO] [stdout] test field::tests::division ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bb397f155028ad73084fbf1b7a817d6a9b61240d4fd357f25a6268868b78a224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb397f155028ad73084fbf1b7a817d6a9b61240d4fd357f25a6268868b78a224", kill_on_drop: false }`
[INFO] [stdout] bb397f155028ad73084fbf1b7a817d6a9b61240d4fd357f25a6268868b78a224