[INFO] updating cached repository https://github.com/rphmeier/shamir_sharing
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 5714c399123ef015c225df1a978b36326addc937
[INFO] testing rphmeier/shamir_sharing against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frphmeier%2Fshamir_sharing" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rphmeier/shamir_sharing on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rphmeier/shamir_sharing already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 9b5c6b1491e1910dd449126166fbddf8c9220cb53534718887c387e774056ea5
[INFO] running `"docker" "start" "-a" "9b5c6b1491e1910dd449126166fbddf8c9220cb53534718887c387e774056ea5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-bigint v0.1.40
[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 shamir-sharing v0.1.0 (/opt/rustwide/workdir)
[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] 8  | | /// the finite field Z / PRIME*Z
[INFO] [stderr]    | |________________________________^
[INFO] [stderr] ...
[INFO] [stderr] 12 | / thread_local! {
[INFO] [stderr] 13 | |     pub static PRIME: BigInt = {
[INFO] [stderr] 14 | |         let mut x = BigInt::one() << 256;
[INFO] [stderr] 15 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |     };
[INFO] [stderr] 26 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[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]     Finished dev [unoptimized + debuginfo] target(s) in 14.77s
[INFO] running `"docker" "inspect" "9b5c6b1491e1910dd449126166fbddf8c9220cb53534718887c387e774056ea5"`
[INFO] running `"docker" "rm" "-f" "9b5c6b1491e1910dd449126166fbddf8c9220cb53534718887c387e774056ea5"`
[INFO] [stdout] 9b5c6b1491e1910dd449126166fbddf8c9220cb53534718887c387e774056ea5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7587ddf97d73f349940b67d973561df4cd7bce614ccb9c1483f4d463308eccf1
[INFO] running `"docker" "start" "-a" "7587ddf97d73f349940b67d973561df4cd7bce614ccb9c1483f4d463308eccf1"`
[INFO] [stderr]    Compiling shamir-sharing v0.1.0 (/opt/rustwide/workdir)
[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] 8  | | /// the finite field Z / PRIME*Z
[INFO] [stderr]    | |________________________________^
[INFO] [stderr] ...
[INFO] [stderr] 12 | / thread_local! {
[INFO] [stderr] 13 | |     pub static PRIME: BigInt = {
[INFO] [stderr] 14 | |         let mut x = BigInt::one() << 256;
[INFO] [stderr] 15 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |     };
[INFO] [stderr] 26 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `"docker" "inspect" "7587ddf97d73f349940b67d973561df4cd7bce614ccb9c1483f4d463308eccf1"`
[INFO] running `"docker" "rm" "-f" "7587ddf97d73f349940b67d973561df4cd7bce614ccb9c1483f4d463308eccf1"`
[INFO] [stdout] 7587ddf97d73f349940b67d973561df4cd7bce614ccb9c1483f4d463308eccf1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] a4a5e1b77547244df7b2d5954bafb4b2da641983ef11941c768a12c4e9c94ea4
[INFO] running `"docker" "start" "-a" "a4a5e1b77547244df7b2d5954bafb4b2da641983ef11941c768a12c4e9c94ea4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shamir_sharing-194ef8567596fd6e
[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 `"docker" "inspect" "a4a5e1b77547244df7b2d5954bafb4b2da641983ef11941c768a12c4e9c94ea4"`
[INFO] running `"docker" "rm" "-f" "a4a5e1b77547244df7b2d5954bafb4b2da641983ef11941c768a12c4e9c94ea4"`
[INFO] [stdout] a4a5e1b77547244df7b2d5954bafb4b2da641983ef11941c768a12c4e9c94ea4