[INFO] fetching crate csv_to_json 1.0.2...
[INFO] testing csv_to_json-1.0.2 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate csv_to_json 1.0.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate csv_to_json 1.0.2
[INFO] finished tweaking crates.io crate csv_to_json 1.0.2
[INFO] tweaked toml for crates.io crate csv_to_json 1.0.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csv_to_json 1.0.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to highest compatible versions
[INFO] [stderr]       Adding csv v0.14.7 (available: v1.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `csv_to_json` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a
[INFO] running `Command { std: "docker" "start" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `csv_to_json` (manifest) generated 1 warning
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling csv v0.14.7
[INFO] [stderr]    Compiling csv_to_json v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |       let file = try!(File::open(filename));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:14:65
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<Read>, io::Error> {
[INFO] [stdout]    |                                                                 ^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<dyn Read>, io::Error> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |       Ok(Box::new(file) as Box<Read>)
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |       Ok(Box::new(file) as Box<dyn Read>)
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 |       Ok(Box::new(io::stdin()) as Box<Read>)
[INFO] [stdout]    |                                       ^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |       Ok(Box::new(io::stdin()) as Box<dyn Read>)
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `csv_to_json` (manifest) generated 1 warning
[INFO] [stderr]    Compiling csv_to_json v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |       let file = try!(File::open(filename));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:14:65
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<Read>, io::Error> {
[INFO] [stdout]    |                                                                 ^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<dyn Read>, io::Error> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |       Ok(Box::new(file) as Box<Read>)
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |       Ok(Box::new(file) as Box<dyn Read>)
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 |       Ok(Box::new(io::stdin()) as Box<Read>)
[INFO] [stdout]    |                                       ^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |       Ok(Box::new(io::stdin()) as Box<dyn Read>)
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `csv_to_json` (manifest) generated 1 warning
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |       let file = try!(File::open(filename));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:14:65
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<Read>, io::Error> {
[INFO] [stderr]    |                                                                 ^^^^
[INFO] [stderr]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<dyn Read>, io::Error> {
[INFO] [stderr]    |                                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |       Ok(Box::new(file) as Box<Read>)
[INFO] [stderr]    |                                ^^^^
[INFO] [stderr]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 18 |       Ok(Box::new(file) as Box<dyn Read>)
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:21:39
[INFO] [stderr]    |
[INFO] [stderr] 21 |       Ok(Box::new(io::stdin()) as Box<Read>)
[INFO] [stderr]    |                                       ^^^^
[INFO] [stderr]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 21 |       Ok(Box::new(io::stdin()) as Box<dyn Read>)
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `csv_to_json` (bin "csv_to_json" test) generated 4 warnings (run `cargo fix --bin "csv_to_json" -p csv_to_json --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/build/csv_to_json/79ca6d602932bc5b/out/csv_to_json-79ca6d602932bc5b)
[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" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a", kill_on_drop: false }`
[INFO] [stdout] be54c54143cd58379b4ca96dd7b8f804e145a0e7b211ce97494272a28031ea6a
