[INFO] fetching crate secret_sharing 0.2.0...
[INFO] testing secret_sharing-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate secret_sharing 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate secret_sharing 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate secret_sharing 0.2.0
[INFO] finished tweaking crates.io crate secret_sharing 0.2.0
[INFO] tweaked toml for crates.io crate secret_sharing 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 5cf8b3efbe146be47de77bb69fd5d08812d88e6c96f64246a8415d0e5f1891e5
[INFO] running `Command { std: "docker" "start" "-a" "5cf8b3efbe146be47de77bb69fd5d08812d88e6c96f64246a8415d0e5f1891e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cf8b3efbe146be47de77bb69fd5d08812d88e6c96f64246a8415d0e5f1891e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf8b3efbe146be47de77bb69fd5d08812d88e6c96f64246a8415d0e5f1891e5", kill_on_drop: false }`
[INFO] [stdout] 5cf8b3efbe146be47de77bb69fd5d08812d88e6c96f64246a8415d0e5f1891e5
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 254a8dbffe5098135f3a2b4f3e2640647e5753b0e3b691f2c7a616ebf9577c65
[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" "254a8dbffe5098135f3a2b4f3e2640647e5753b0e3b691f2c7a616ebf9577c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling miracl_amcl v3.2.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling subtle-encoding v0.5.1
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling amcl_wrapper v0.3.5
[INFO] [stderr]    Compiling secret_sharing v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FieldElementVector`
[INFO] [stdout]  --> src/pedersen_dvss.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.60s
[INFO] running `Command { std: "docker" "inspect" "254a8dbffe5098135f3a2b4f3e2640647e5753b0e3b691f2c7a616ebf9577c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254a8dbffe5098135f3a2b4f3e2640647e5753b0e3b691f2c7a616ebf9577c65", kill_on_drop: false }`
[INFO] [stdout] 254a8dbffe5098135f3a2b4f3e2640647e5753b0e3b691f2c7a616ebf9577c65
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 59e98eca20bb010da2d86f5f386ee7fa2b7e090ea4a1599fc4c64317e95e5fd2
[INFO] running `Command { std: "docker" "start" "-a" "59e98eca20bb010da2d86f5f386ee7fa2b7e090ea4a1599fc4c64317e95e5fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling secret_sharing v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FieldElementVector`
[INFO] [stdout]  --> src/pedersen_dvss.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FieldElementVector`
[INFO] [stdout]  --> src/pedersen_dvss.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `Command { std: "docker" "inspect" "59e98eca20bb010da2d86f5f386ee7fa2b7e090ea4a1599fc4c64317e95e5fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e98eca20bb010da2d86f5f386ee7fa2b7e090ea4a1599fc4c64317e95e5fd2", kill_on_drop: false }`
[INFO] [stdout] 59e98eca20bb010da2d86f5f386ee7fa2b7e090ea4a1599fc4c64317e95e5fd2
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f0b58972b3de59a1a7dfe9c8837f957f51720528774b2669c37282f1742f20a
[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" "4f0b58972b3de59a1a7dfe9c8837f957f51720528774b2669c37282f1742f20a", 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] warning: unused import: `FieldElementVector`
[INFO] [stderr]  --> src/pedersen_dvss.rs:5:46
[INFO] [stderr]   |
[INFO] [stderr] 5 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FieldElementVector`
[INFO] [stderr]  --> src/pedersen_dvss.rs:5:46
[INFO] [stderr]   |
[INFO] [stderr] 5 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/secret_sharing-7d2029fa6d94e37d
[INFO] [stdout] running 5 tests
[INFO] [stdout] test shamir_secret_sharing::tests::test_secret_sharing_1 ... ok
[INFO] [stdout] test shamir_secret_sharing::tests::test_secret_sharing ... ok
[INFO] [stdout] test polynomial::tests::test_poly ... ok
[INFO] [stdout] test pedersen_vss::tests::test_Pedersen_VSS ... ok
[INFO] [stderr]    Doc-tests secret_sharing
[INFO] [stdout] test pedersen_dvss::tests::test_Pedersen_DVSS ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "4f0b58972b3de59a1a7dfe9c8837f957f51720528774b2669c37282f1742f20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0b58972b3de59a1a7dfe9c8837f957f51720528774b2669c37282f1742f20a", kill_on_drop: false }`
[INFO] [stdout] 4f0b58972b3de59a1a7dfe9c8837f957f51720528774b2669c37282f1742f20a