[INFO] fetching crate portunes 0.0.2...
[INFO] testing portunes-0.0.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate portunes 0.0.2 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate portunes 0.0.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate portunes 0.0.2
[INFO] finished tweaking crates.io crate portunes 0.0.2
[INFO] tweaked toml for crates.io crate portunes 0.0.2 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86fc80d2f984a40ad08a17c619af92b5bfbc900f134983505cf49af86e3dec2f
[INFO] running `Command { std: "docker" "start" "-a" "86fc80d2f984a40ad08a17c619af92b5bfbc900f134983505cf49af86e3dec2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86fc80d2f984a40ad08a17c619af92b5bfbc900f134983505cf49af86e3dec2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fc80d2f984a40ad08a17c619af92b5bfbc900f134983505cf49af86e3dec2f", kill_on_drop: false }`
[INFO] [stdout] 86fc80d2f984a40ad08a17c619af92b5bfbc900f134983505cf49af86e3dec2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc7b3a8e4796c4a9df3a115328d8f88de90146124e1eabb148026eef8efbe279
[INFO] running `Command { std: "docker" "start" "-a" "dc7b3a8e4796c4a9df3a115328d8f88de90146124e1eabb148026eef8efbe279", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling portunes v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/run.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 -   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stdout] 67 +   let mut rng: Box<dyn Rng> = if matches.is_present("ruin everything") {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.68s
[INFO] running `Command { std: "docker" "inspect" "dc7b3a8e4796c4a9df3a115328d8f88de90146124e1eabb148026eef8efbe279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7b3a8e4796c4a9df3a115328d8f88de90146124e1eabb148026eef8efbe279", kill_on_drop: false }`
[INFO] [stdout] dc7b3a8e4796c4a9df3a115328d8f88de90146124e1eabb148026eef8efbe279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae4ba29f3df4341d83e04e776f81b8e78f427640ae9c780cf1765dcc9f4cf1fd
[INFO] running `Command { std: "docker" "start" "-a" "ae4ba29f3df4341d83e04e776f81b8e78f427640ae9c780cf1765dcc9f4cf1fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling portunes v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/run.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 67 -   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stdout] 67 +   let mut rng: Box<dyn Rng> = if matches.is_present("ruin everything") {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "ae4ba29f3df4341d83e04e776f81b8e78f427640ae9c780cf1765dcc9f4cf1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4ba29f3df4341d83e04e776f81b8e78f427640ae9c780cf1765dcc9f4cf1fd", kill_on_drop: false }`
[INFO] [stdout] ae4ba29f3df4341d83e04e776f81b8e78f427640ae9c780cf1765dcc9f4cf1fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d51f7dd0da695b63b13910d108799a6bd5a0a4629cedf727f89e99508a8cff9
[INFO] running `Command { std: "docker" "start" "-a" "9d51f7dd0da695b63b13910d108799a6bd5a0a4629cedf727f89e99508a8cff9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/run.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 67 -   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stderr] 67 +   let mut rng: Box<dyn Rng> = if matches.is_present("ruin everything") {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `portunes` (bin "portunes" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/portunes-00ee334f205375b1)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::alphabets_survive_round_trip ... ok
[INFO] [stdout] test tests::empty_alphabets ... ok
[INFO] [stdout] test tests::repeated_symbols ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d51f7dd0da695b63b13910d108799a6bd5a0a4629cedf727f89e99508a8cff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d51f7dd0da695b63b13910d108799a6bd5a0a4629cedf727f89e99508a8cff9", kill_on_drop: false }`
[INFO] [stdout] 9d51f7dd0da695b63b13910d108799a6bd5a0a4629cedf727f89e99508a8cff9