[INFO] fetching crate fountaincode 0.0.8...
[INFO] testing fountaincode-0.0.8 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate fountaincode 0.0.8 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate fountaincode 0.0.8 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fountaincode 0.0.8
[INFO] finished tweaking crates.io crate fountaincode 0.0.8
[INFO] tweaked toml for crates.io crate fountaincode 0.0.8 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc81b012a1d35640a7e1fa82a1cf43de85ecd225f9a85bef80386343c91b53fa
[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" "bc81b012a1d35640a7e1fa82a1cf43de85ecd225f9a85bef80386343c91b53fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc81b012a1d35640a7e1fa82a1cf43de85ecd225f9a85bef80386343c91b53fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc81b012a1d35640a7e1fa82a1cf43de85ecd225f9a85bef80386343c91b53fa", kill_on_drop: false }`
[INFO] [stdout] bc81b012a1d35640a7e1fa82a1cf43de85ecd225f9a85bef80386343c91b53fa
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9a7cf469688320f130fd5bf144dc134836f60210c35c33ab52e6ffbbf56a270
[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" "c9a7cf469688320f130fd5bf144dc134836f60210c35c33ab52e6ffbbf56a270", kill_on_drop: false }`
[INFO] [stderr]    Compiling fountaincode v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]  --> src/ltcode.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{Rng, sample, StdRng, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/ltcode.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     sample(&mut rng, 0..n, degree)
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "c9a7cf469688320f130fd5bf144dc134836f60210c35c33ab52e6ffbbf56a270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a7cf469688320f130fd5bf144dc134836f60210c35c33ab52e6ffbbf56a270", kill_on_drop: false }`
[INFO] [stdout] c9a7cf469688320f130fd5bf144dc134836f60210c35c33ab52e6ffbbf56a270
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dd8d3d724b8863f5d0e07db989ea066af1947081d99250ff0ef518c598d3cf5
[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" "5dd8d3d724b8863f5d0e07db989ea066af1947081d99250ff0ef518c598d3cf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fountaincode v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]  --> src/ltcode.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{Rng, sample, StdRng, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/ltcode.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     sample(&mut rng, 0..n, degree)
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]  --> src/ltcode.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{Rng, sample, StdRng, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/ltcode.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     sample(&mut rng, 0..n, degree)
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "5dd8d3d724b8863f5d0e07db989ea066af1947081d99250ff0ef518c598d3cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd8d3d724b8863f5d0e07db989ea066af1947081d99250ff0ef518c598d3cf5", kill_on_drop: false }`
[INFO] [stdout] 5dd8d3d724b8863f5d0e07db989ea066af1947081d99250ff0ef518c598d3cf5
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 855e72abefe40c01bf56b6bdd3b954fdb4e682b6c0aac75061df0415bcebbfa2
[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" "855e72abefe40c01bf56b6bdd3b954fdb4e682b6c0aac75061df0415bcebbfa2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stderr]  --> src/ltcode.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, sample, StdRng, SeedableRng};
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stderr]    --> src/ltcode.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     sample(&mut rng, 0..n, degree)
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fountaincode` (lib) generated 2 warnings
[INFO] [stderr] warning: `fountaincode` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fountaincode-2051cded89207673)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-06438ceb079a70fe)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test ltcodetests::small_encode_decode_with_loss_begin_with_systematic ... ok
[INFO] [stdout] test ltcodetests::small_test_systematic_encoder ... ok
[INFO] [stdout] test ltcodetests::test_encode_decode_simple ... ok
[INFO] [stdout] test ltcodetests::combinations_encode_decode_with_uneven_sizes_systematic ... ok
[INFO] [stdout] test ltcodetests::encode_decode_with_uneven_sizes_random ... ok
[INFO] [stdout] test ltcodetests::combinations_encode_decode_with_loss_begin_with_systematic has been running for over 60 seconds
[INFO] [stdout] test ltcodetests::combinations_encode_decode_with_loss_begin_with_systematic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 94.57s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ltcodetests.rs (/opt/rustwide/target/debug/deps/ltcodetests-3e738b3a8f5ed57f)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test small_encode_decode_with_loss_begin_with_systematic ... ok
[INFO] [stdout] test test_encode_decode_simple ... ok
[INFO] [stdout] test small_test_systematic_encoder ... ok
[INFO] [stdout] test combinations_encode_decode_with_uneven_sizes_systematic ... ok
[INFO] [stdout] test encode_decode_with_uneven_sizes_random ... ok
[INFO] [stdout] test combinations_encode_decode_with_loss_begin_with_systematic has been running for over 60 seconds
[INFO] [stdout] test combinations_encode_decode_with_loss_begin_with_systematic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 92.53s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fountaincode
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/ltcode.rs - ltcode::Encoder::new (line 72) ... ok
[INFO] [stdout] test src/ltcode.rs - ltcode::Decoder::new (line 203) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "855e72abefe40c01bf56b6bdd3b954fdb4e682b6c0aac75061df0415bcebbfa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "855e72abefe40c01bf56b6bdd3b954fdb4e682b6c0aac75061df0415bcebbfa2", kill_on_drop: false }`
[INFO] [stdout] 855e72abefe40c01bf56b6bdd3b954fdb4e682b6c0aac75061df0415bcebbfa2
