[INFO] fetching crate torro 0.0.0-pre.1...
[INFO] testing torro-0.0.0-pre.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate torro 0.0.0-pre.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate torro 0.0.0-pre.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate torro 0.0.0-pre.1
[INFO] finished tweaking crates.io crate torro 0.0.0-pre.1
[INFO] tweaked toml for crates.io crate torro 0.0.0-pre.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate torro 0.0.0-pre.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2842e4abe3f2f2bd7e3fe6c0f564e3caaacab390d355ae64196c63820c557081
[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" "2842e4abe3f2f2bd7e3fe6c0f564e3caaacab390d355ae64196c63820c557081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2842e4abe3f2f2bd7e3fe6c0f564e3caaacab390d355ae64196c63820c557081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2842e4abe3f2f2bd7e3fe6c0f564e3caaacab390d355ae64196c63820c557081", kill_on_drop: false }`
[INFO] [stdout] 2842e4abe3f2f2bd7e3fe6c0f564e3caaacab390d355ae64196c63820c557081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c31f0351776ea27722ef6572552ec8ef9bde9e3c404faf2163f5e00b87f83a5c
[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" "c31f0351776ea27722ef6572552ec8ef9bde9e3c404faf2163f5e00b87f83a5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling torro v0.0.0-pre.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `randish`
[INFO] [stdout]   --> src/utils.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn randish() -> u128 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_torro_id`
[INFO] [stdout]   --> src/utils.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn generate_torro_id() -> String {
[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 2.18s
[INFO] running `Command { std: "docker" "inspect" "c31f0351776ea27722ef6572552ec8ef9bde9e3c404faf2163f5e00b87f83a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31f0351776ea27722ef6572552ec8ef9bde9e3c404faf2163f5e00b87f83a5c", kill_on_drop: false }`
[INFO] [stdout] c31f0351776ea27722ef6572552ec8ef9bde9e3c404faf2163f5e00b87f83a5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6eb5e6e74b7a2b4d638b95de26f15b126868f7fcfe04b7f05794886533a6de0
[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" "f6eb5e6e74b7a2b4d638b95de26f15b126868f7fcfe04b7f05794886533a6de0", kill_on_drop: false }`
[INFO] [stdout] warning: function is never used: `randish`
[INFO] [stdout]   --> src/utils.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn randish() -> u128 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling torro v0.0.0-pre.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `generate_torro_id`
[INFO] [stdout]   --> src/utils.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn generate_torro_id() -> String {
[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 4.53s
[INFO] running `Command { std: "docker" "inspect" "f6eb5e6e74b7a2b4d638b95de26f15b126868f7fcfe04b7f05794886533a6de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6eb5e6e74b7a2b4d638b95de26f15b126868f7fcfe04b7f05794886533a6de0", kill_on_drop: false }`
[INFO] [stdout] f6eb5e6e74b7a2b4d638b95de26f15b126868f7fcfe04b7f05794886533a6de0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 85172c2e8ad97c42608db955f971f859a37e4b9dfb86cd95c7e739381a66915a
[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" "85172c2e8ad97c42608db955f971f859a37e4b9dfb86cd95c7e739381a66915a", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `randish`
[INFO] [stderr]   --> src/utils.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn randish() -> u128 {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `generate_torro_id`
[INFO] [stderr]   --> src/utils.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn generate_torro_id() -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/torro-e9a7fcbb81406787
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test bencode::tests::bytestring ... ok
[INFO] [stdout] test bencode::tests::correct_end_mark ... ok
[INFO] [stdout] test bencode::tests::integers ... ok
[INFO] [stdout] test bencode::tests::badf_dicts ... ok
[INFO] [stdout] test bencode::tests::lists ... ok
[INFO] [stdout] test bencode::tests::dicts ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::info_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::announce_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::file_element_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::files_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::missing_torrent_types ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::path_file_element_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::torrent_new_err ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::length_file_element_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::pieces_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::name_badtype ... ok
[INFO] [stdout] test torrent::impl_bencode::tests::piece_badtype ... ok
[INFO] [stdout] test utils::tests::check_torro_id ... ok
[INFO] [stdout] test utils::tests::xorshift128_nodupe ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bencoded_torrents-01f474bc95148f94
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test ubuntu_20_04_torrent ... ok
[INFO] [stdout] test tails_4_10_torrent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/torrent_new_read-803999a826654355
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test torrent_from_tinytorrent ... ok
[INFO] [stderr]    Doc-tests torro
[INFO] [stdout] test torrent_from_ubuntu ... ok
[INFO] [stdout] test torrent_from_tails ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85172c2e8ad97c42608db955f971f859a37e4b9dfb86cd95c7e739381a66915a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85172c2e8ad97c42608db955f971f859a37e4b9dfb86cd95c7e739381a66915a", kill_on_drop: false }`
[INFO] [stdout] 85172c2e8ad97c42608db955f971f859a37e4b9dfb86cd95c7e739381a66915a