[INFO] cloning repository https://github.com/mxtthias/paco
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mxtthias/paco" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxtthias%2Fpaco", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxtthias%2Fpaco'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f3e0eddd8ad77d63246bc277fb16942409f3b1f
[INFO] testing mxtthias/paco against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxtthias%2Fpaco" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mxtthias/paco 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 git repo https://github.com/mxtthias/paco
[INFO] finished tweaking git repo https://github.com/mxtthias/paco
[INFO] tweaked toml for git repo https://github.com/mxtthias/paco written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mxtthias/paco already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", 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] 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" "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] 8fef96e68aba5f68adfbbdd2b3d93a1c81ddcf93c2223054f5dd17f94cc1c6e2
[INFO] running `Command { std: "docker" "start" "-a" "8fef96e68aba5f68adfbbdd2b3d93a1c81ddcf93c2223054f5dd17f94cc1c6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fef96e68aba5f68adfbbdd2b3d93a1c81ddcf93c2223054f5dd17f94cc1c6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fef96e68aba5f68adfbbdd2b3d93a1c81ddcf93c2223054f5dd17f94cc1c6e2", kill_on_drop: false }`
[INFO] [stdout] 8fef96e68aba5f68adfbbdd2b3d93a1c81ddcf93c2223054f5dd17f94cc1c6e2
[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" "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] aa5bddd704ee64dc4c80cf9e93824faa0ebba433d848841edb656e24f5c64015
[INFO] running `Command { std: "docker" "start" "-a" "aa5bddd704ee64dc4c80cf9e93824faa0ebba433d848841edb656e24f5c64015", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling serde v1.0.12
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling csv-core v0.1.3
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling structopt-derive v0.1.0
[INFO] [stderr]    Compiling csv v1.0.0-beta.4
[INFO] [stderr]    Compiling serde_derive v1.0.12
[INFO] [stderr]    Compiling structopt v0.1.0
[INFO] [stderr]    Compiling paco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:27:46
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn count(filename: String) -> Result<(), Box<Error>> {
[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 2015) 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] 27 - fn count(filename: String) -> Result<(), Box<Error>> {
[INFO] [stdout] 27 + fn count(filename: String) -> Result<(), Box<dyn Error>> {
[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 12.95s
[INFO] running `Command { std: "docker" "inspect" "aa5bddd704ee64dc4c80cf9e93824faa0ebba433d848841edb656e24f5c64015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5bddd704ee64dc4c80cf9e93824faa0ebba433d848841edb656e24f5c64015", kill_on_drop: false }`
[INFO] [stdout] aa5bddd704ee64dc4c80cf9e93824faa0ebba433d848841edb656e24f5c64015
[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" "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] ed3dc752240220a47bf8cefd8edb7d1c3cb4fc94a1c9a17d761d14e7cff0e4c8
[INFO] running `Command { std: "docker" "start" "-a" "ed3dc752240220a47bf8cefd8edb7d1c3cb4fc94a1c9a17d761d14e7cff0e4c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling paco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:27:46
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn count(filename: String) -> Result<(), Box<Error>> {
[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 2015) 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] 27 - fn count(filename: String) -> Result<(), Box<Error>> {
[INFO] [stdout] 27 + fn count(filename: String) -> Result<(), Box<dyn Error>> {
[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 0.46s
[INFO] running `Command { std: "docker" "inspect" "ed3dc752240220a47bf8cefd8edb7d1c3cb4fc94a1c9a17d761d14e7cff0e4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3dc752240220a47bf8cefd8edb7d1c3cb4fc94a1c9a17d761d14e7cff0e4c8", kill_on_drop: false }`
[INFO] [stdout] ed3dc752240220a47bf8cefd8edb7d1c3cb4fc94a1c9a17d761d14e7cff0e4c8
[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" "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] 247b16e77d63b7087b34fd4bceee10026960ddddadf80fe54064394d2052345d
[INFO] running `Command { std: "docker" "start" "-a" "247b16e77d63b7087b34fd4bceee10026960ddddadf80fe54064394d2052345d", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:27:46
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn count(filename: String) -> Result<(), Box<Error>> {
[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 2015) 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] 27 - fn count(filename: String) -> Result<(), Box<Error>> {
[INFO] [stderr] 27 + fn count(filename: String) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `paco` (bin "paco" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/paco-9723052c8c94a513)
[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" "247b16e77d63b7087b34fd4bceee10026960ddddadf80fe54064394d2052345d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "247b16e77d63b7087b34fd4bceee10026960ddddadf80fe54064394d2052345d", kill_on_drop: false }`
[INFO] [stdout] 247b16e77d63b7087b34fd4bceee10026960ddddadf80fe54064394d2052345d