[INFO] crate shamir 2.0.0 is already in cache
[INFO] testing shamir-2.0.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate shamir 2.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate shamir 2.0.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate shamir 2.0.0
[INFO] finished tweaking crates.io crate shamir 2.0.0
[INFO] tweaked toml for crates.io crate shamir 2.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate shamir 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 065e4e3681ef54fc2d05909368984ace137b49ea76b95b5fad63842011debc2c
[INFO] running `"docker" "start" "-a" "065e4e3681ef54fc2d05909368984ace137b49ea76b95b5fad63842011debc2c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling shamir v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:134:21
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let b = try!(SecretData::accumulate_share_bytes(id, coefficient));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `"docker" "inspect" "065e4e3681ef54fc2d05909368984ace137b49ea76b95b5fad63842011debc2c"`
[INFO] running `"docker" "rm" "-f" "065e4e3681ef54fc2d05909368984ace137b49ea76b95b5fad63842011debc2c"`
[INFO] [stdout] 065e4e3681ef54fc2d05909368984ace137b49ea76b95b5fad63842011debc2c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] deb207e4ad386d3da08ff0ee845c29ba0cf6491e1c28c0130f8450c4c242540d
[INFO] running `"docker" "start" "-a" "deb207e4ad386d3da08ff0ee845c29ba0cf6491e1c28c0130f8450c4c242540d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling shamir v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:134:21
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let b = try!(SecretData::accumulate_share_bytes(id, coefficient));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:134:21
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let b = try!(SecretData::accumulate_share_bytes(id, coefficient));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "deb207e4ad386d3da08ff0ee845c29ba0cf6491e1c28c0130f8450c4c242540d"`
[INFO] running `"docker" "rm" "-f" "deb207e4ad386d3da08ff0ee845c29ba0cf6491e1c28c0130f8450c4c242540d"`
[INFO] [stdout] deb207e4ad386d3da08ff0ee845c29ba0cf6491e1c28c0130f8450c4c242540d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39e89f97bc21abb8d523f9f736caef4cc80f9eb2d57b43da5eb88ac914b51b78
[INFO] running `"docker" "start" "-a" "39e89f97bc21abb8d523f9f736caef4cc80f9eb2d57b43da5eb88ac914b51b78"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:134:21
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let b = try!(SecretData::accumulate_share_bytes(id, coefficient));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:134:21
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let b = try!(SecretData::accumulate_share_bytes(id, coefficient));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shamir-1a07bf2664b04b3c
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::it_generates_coefficients ... ok
[INFO] [stdout] test tests::it_issues_shares ... ok
[INFO] [stdout] test tests::it_can_recover_a_generated_secret ... ok
[INFO] [stdout] test tests::it_can_recover_secret ... ok
[INFO] [stdout] test tests::it_rejects_share_id_under_1 ... ok
[INFO] [stdout] test tests::it_repeatedly_issues_shares ... ok
[INFO] [stdout] test tests::it_requires_enough_shares ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shamir
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "39e89f97bc21abb8d523f9f736caef4cc80f9eb2d57b43da5eb88ac914b51b78"`
[INFO] running `"docker" "rm" "-f" "39e89f97bc21abb8d523f9f736caef4cc80f9eb2d57b43da5eb88ac914b51b78"`
[INFO] [stdout] 39e89f97bc21abb8d523f9f736caef4cc80f9eb2d57b43da5eb88ac914b51b78