[INFO] cloning repository https://github.com/monjohn/prufen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monjohn/prufen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonjohn%2Fprufen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonjohn%2Fprufen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd8402a6b51cb53a3ad6827fd9944c5894f647a8 [INFO] testing monjohn/prufen against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonjohn%2Fprufen" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/monjohn/prufen on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/monjohn/prufen [INFO] finished tweaking git repo https://github.com/monjohn/prufen [INFO] tweaked toml for git repo https://github.com/monjohn/prufen written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/monjohn/prufen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be51d5bcf9146bd9a5362422bc47a2e0031e6b109d1521406cbb9c712174c241 [INFO] running `Command { std: "docker" "start" "-a" "be51d5bcf9146bd9a5362422bc47a2e0031e6b109d1521406cbb9c712174c241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be51d5bcf9146bd9a5362422bc47a2e0031e6b109d1521406cbb9c712174c241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be51d5bcf9146bd9a5362422bc47a2e0031e6b109d1521406cbb9c712174c241", kill_on_drop: false }` [INFO] [stdout] be51d5bcf9146bd9a5362422bc47a2e0031e6b109d1521406cbb9c712174c241 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b52d3c0fcea48b46c15eeb7796ebe31c4d68ac5300b9a39fb80ca57d696afb6a [INFO] running `Command { std: "docker" "start" "-a" "b52d3c0fcea48b46c15eeb7796ebe31c4d68ac5300b9a39fb80ca57d696afb6a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling getopts v0.2.17 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling regex v0.2.6 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Compiling csv v1.0.0-beta.5 [INFO] [stderr] Compiling prufen v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:45:45 [INFO] [stdout] | [INFO] [stdout] 45 | fn read_file() -> Result, Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.80s [INFO] running `Command { std: "docker" "inspect" "b52d3c0fcea48b46c15eeb7796ebe31c4d68ac5300b9a39fb80ca57d696afb6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b52d3c0fcea48b46c15eeb7796ebe31c4d68ac5300b9a39fb80ca57d696afb6a", kill_on_drop: false }` [INFO] [stdout] b52d3c0fcea48b46c15eeb7796ebe31c4d68ac5300b9a39fb80ca57d696afb6a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92b18903316449765678ee6971fd1ad1887944fb430345542c21ec9f7281f269 [INFO] running `Command { std: "docker" "start" "-a" "92b18903316449765678ee6971fd1ad1887944fb430345542c21ec9f7281f269", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling prufen v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:45:45 [INFO] [stdout] | [INFO] [stdout] 45 | fn read_file() -> Result, Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.36s [INFO] running `Command { std: "docker" "inspect" "92b18903316449765678ee6971fd1ad1887944fb430345542c21ec9f7281f269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92b18903316449765678ee6971fd1ad1887944fb430345542c21ec9f7281f269", kill_on_drop: false }` [INFO] [stdout] 92b18903316449765678ee6971fd1ad1887944fb430345542c21ec9f7281f269 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b9c8d3b41b30b3271d38726c4837bc699a317a70f3b375ff69e5bd0ab595feeb [INFO] running `Command { std: "docker" "start" "-a" "b9c8d3b41b30b3271d38726c4837bc699a317a70f3b375ff69e5bd0ab595feeb", 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/main.rs:45:45 [INFO] [stderr] | [INFO] [stderr] 45 | fn read_file() -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [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 [INFO] [stderr] [INFO] [stderr] warning: `prufen` (bin "prufen" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prufen-9e876ddfc37efa20) [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" "b9c8d3b41b30b3271d38726c4837bc699a317a70f3b375ff69e5bd0ab595feeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c8d3b41b30b3271d38726c4837bc699a317a70f3b375ff69e5bd0ab595feeb", kill_on_drop: false }` [INFO] [stdout] b9c8d3b41b30b3271d38726c4837bc699a317a70f3b375ff69e5bd0ab595feeb