[INFO] cloning repository https://github.com/arcesino/mncalc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arcesino/mncalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcesino%2Fmncalc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcesino%2Fmncalc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3ec367340f48f2c90a18b0f7966e99d1f05b7afe [INFO] testing arcesino/mncalc against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcesino%2Fmncalc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arcesino/mncalc on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arcesino/mncalc [INFO] finished tweaking git repo https://github.com/arcesino/mncalc [INFO] tweaked toml for git repo https://github.com/arcesino/mncalc written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/arcesino/mncalc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt-derive v0.2.14 [INFO] [stderr] Downloaded serde_derive v1.0.82 [INFO] [stderr] Downloaded heck v0.3.0 [INFO] [stderr] Downloaded structopt v0.2.14 [INFO] [stderr] Downloaded serde v1.0.82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 728c358c31078357547985f2cf7eabc86da671a66358d40496f010eb49c47cb8 [INFO] running `Command { std: "docker" "start" "-a" "728c358c31078357547985f2cf7eabc86da671a66358d40496f010eb49c47cb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "728c358c31078357547985f2cf7eabc86da671a66358d40496f010eb49c47cb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "728c358c31078357547985f2cf7eabc86da671a66358d40496f010eb49c47cb8", kill_on_drop: false }` [INFO] [stdout] 728c358c31078357547985f2cf7eabc86da671a66358d40496f010eb49c47cb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50e97a82c11b9591d309d61e092cbff2f7e18b890c3840dfd051f3d84e0a081c [INFO] running `Command { std: "docker" "start" "-a" "50e97a82c11b9591d309d61e092cbff2f7e18b890c3840dfd051f3d84e0a081c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling spectral v0.6.0 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling mncalc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.92s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "50e97a82c11b9591d309d61e092cbff2f7e18b890c3840dfd051f3d84e0a081c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50e97a82c11b9591d309d61e092cbff2f7e18b890c3840dfd051f3d84e0a081c", kill_on_drop: false }` [INFO] [stdout] 50e97a82c11b9591d309d61e092cbff2f7e18b890c3840dfd051f3d84e0a081c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f572373372fe77f582973568712f78b5d4d1d61aefb8f068a0d9aa0c604bbf2 [INFO] running `Command { std: "docker" "start" "-a" "4f572373372fe77f582973568712f78b5d4d1d61aefb8f068a0d9aa0c604bbf2", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Compiling serde_derive v1.0.82 [INFO] [stderr] Compiling predicates v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Compiling assert_cmd v0.10.2 [INFO] [stderr] Compiling mncalc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli_tests.rs:6:61 [INFO] [stdout] | [INFO] [stdout] 6 | fn command_help_shows_usage_and_options() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 | fn command_help_shows_usage_and_options() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli_tests.rs:19:48 [INFO] [stdout] | [INFO] [stdout] 19 | fn run_with_short_eval_arg() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 | fn run_with_short_eval_arg() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli_tests.rs:31:47 [INFO] [stdout] | [INFO] [stdout] 31 | fn run_with_long_eval_arg() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | fn run_with_long_eval_arg() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli_tests.rs:43:69 [INFO] [stdout] | [INFO] [stdout] 43 | fn run_with_unparseable_expression_prints_error() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 43 | fn run_with_unparseable_expression_prints_error() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli_tests.rs:55:77 [INFO] [stdout] | [INFO] [stdout] 55 | fn run_with_fraction_with_zero_denominator_prints_error() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 55 | fn run_with_fraction_with_zero_denominator_prints_error() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli_tests.rs:67:57 [INFO] [stdout] | [INFO] [stdout] 67 | fn run_with_no_args_start_repl_mode() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 67 | fn run_with_no_args_start_repl_mode() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli_tests.rs:82:50 [INFO] [stdout] | [INFO] [stdout] 82 | fn run_repl_mode_with_errors() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 82 | fn run_repl_mode_with_errors() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.11s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "4f572373372fe77f582973568712f78b5d4d1d61aefb8f068a0d9aa0c604bbf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f572373372fe77f582973568712f78b5d4d1d61aefb8f068a0d9aa0c604bbf2", kill_on_drop: false }` [INFO] [stdout] 4f572373372fe77f582973568712f78b5d4d1d61aefb8f068a0d9aa0c604bbf2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a879d0e26fdd1d084de7ae53ddca58cd0da711c404194c1d40b0910061465534 [INFO] running `Command { std: "docker" "start" "-a" "a879d0e26fdd1d084de7ae53ddca58cd0da711c404194c1d40b0910061465534", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/cli_tests.rs:6:61 [INFO] [stderr] | [INFO] [stderr] 6 | fn command_help_shows_usage_and_options() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 6 | fn command_help_shows_usage_and_options() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/cli_tests.rs:19:48 [INFO] [stderr] | [INFO] [stderr] 19 | fn run_with_short_eval_arg() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 19 | fn run_with_short_eval_arg() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/cli_tests.rs:31:47 [INFO] [stderr] | [INFO] [stderr] 31 | fn run_with_long_eval_arg() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 31 | fn run_with_long_eval_arg() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/cli_tests.rs:43:69 [INFO] [stderr] | [INFO] [stderr] 43 | fn run_with_unparseable_expression_prints_error() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 43 | fn run_with_unparseable_expression_prints_error() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/cli_tests.rs:55:77 [INFO] [stderr] | [INFO] [stderr] 55 | fn run_with_fraction_with_zero_denominator_prints_error() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 55 | fn run_with_fraction_with_zero_denominator_prints_error() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/cli_tests.rs:67:57 [INFO] [stderr] | [INFO] [stderr] 67 | fn run_with_no_args_start_repl_mode() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 67 | fn run_with_no_args_start_repl_mode() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/cli_tests.rs:82:50 [INFO] [stderr] | [INFO] [stderr] 82 | fn run_repl_mode_with_errors() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 82 | fn run_repl_mode_with_errors() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `mncalc` (test "cli_tests") generated 7 warnings (run `cargo fix --test "cli_tests"` to apply 7 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mncalc-62d975c4fa07e0c3) [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test fraction::tests::display_improper_fraction_as_mixed_number ... ok [INFO] [stdout] test fraction::tests::display_zero_fraction ... ok [INFO] [stdout] test fraction::tests::divide_fractions ... ok [INFO] [stdout] test fraction::tests::display_negative_proper_fraction ... ok [INFO] [stdout] test fraction::tests::display_exact_fraction_as_integer ... ok [INFO] [stdout] test fraction::tests::add_fractions ... ok [INFO] [stdout] test fraction::tests::display_proper_fraction ... ok [INFO] [stdout] test fraction::tests::is_fraction_with_invalid_expression ... ok [INFO] [stdout] test fraction::tests::multiply_fractions ... ok [INFO] [stdout] test fraction::tests::new_simplifies_fraction ... ok [INFO] [stdout] test fraction::tests::is_fraction_with_valid_expression ... ok [INFO] [stdout] test fraction::tests::parse_fraction_with_valid_expresion ... ok [INFO] [stdout] test fraction::tests::substract_fractions ... ok [INFO] [stdout] test fraction::tests::parse_fraction_with_negative_elements ... ok [INFO] [stdout] test mixed_number::tests::parse_full_negative_mixed_number ... ok [INFO] [stdout] test operation::tests::compute_addition ... ok [INFO] [stdout] test mixed_number::tests::parse_fraction_only_mixed_number ... ok [INFO] [stdout] test mixed_number::tests::parse_full_mixed_number ... ok [INFO] [stdout] test operation::tests::compute_multiplication ... ok [INFO] [stdout] test operation::tests::compute_division ... ok [INFO] [stdout] test operation::tests::parse_operation_with_valid_expressions ... ok [INFO] [stdout] test fraction::tests::parse_fraction_with_valid_negative_expresion ... ok [INFO] [stdout] test operation::tests::compute_substraction ... ok [INFO] [stdout] test mixed_number::tests::parse_whole_only_mixed_number ... ok [INFO] [stdout] test fraction::tests::divide_fractions_by_zero - should panic ... ok [INFO] [stdout] test fraction::tests::parse_fraction_with_invalid_expresion - should panic ... ok [INFO] [stdout] test fraction::tests::new_with_zero_denominator - should panic ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mncalc-6162cefb5990d341) [INFO] [stdout] test operation::tests::parse_operation_with_invalid_expression - should panic ... ok [INFO] [stdout] test mixed_number::tests::parse_as_fraction_with_invalid_expresion - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [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] [stderr] Running tests/cli_tests.rs (/opt/rustwide/target/debug/deps/cli_tests-63c0d4f57c3c9340) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test run_repl_mode_with_errors ... ok [INFO] [stdout] test run_with_long_eval_arg ... ok [INFO] [stdout] test run_with_short_eval_arg ... ok [INFO] [stdout] test command_help_shows_usage_and_options ... ok [INFO] [stdout] test run_with_fraction_with_zero_denominator_prints_error ... ok [INFO] [stdout] test run_with_no_args_start_repl_mode ... ok [INFO] [stdout] test run_with_unparseable_expression_prints_error ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.57s [INFO] [stdout] [INFO] [stderr] Doc-tests mncalc [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" "a879d0e26fdd1d084de7ae53ddca58cd0da711c404194c1d40b0910061465534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a879d0e26fdd1d084de7ae53ddca58cd0da711c404194c1d40b0910061465534", kill_on_drop: false }` [INFO] [stdout] a879d0e26fdd1d084de7ae53ddca58cd0da711c404194c1d40b0910061465534 [INFO] testing arcesino/mncalc against beta-2024-01-09 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcesino%2Fmncalc" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arcesino/mncalc on toolchain beta-2024-01-09 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arcesino/mncalc [INFO] finished tweaking git repo https://github.com/arcesino/mncalc [INFO] tweaked toml for git repo https://github.com/arcesino/mncalc written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/arcesino/mncalc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13f2c326241dda1e4d8ca86ca5b1ef7f6ee2a42f0f03bf0f5377221a3a0446da [INFO] running `Command { std: "docker" "start" "-a" "13f2c326241dda1e4d8ca86ca5b1ef7f6ee2a42f0f03bf0f5377221a3a0446da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13f2c326241dda1e4d8ca86ca5b1ef7f6ee2a42f0f03bf0f5377221a3a0446da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13f2c326241dda1e4d8ca86ca5b1ef7f6ee2a42f0f03bf0f5377221a3a0446da", kill_on_drop: false }` [INFO] [stdout] 13f2c326241dda1e4d8ca86ca5b1ef7f6ee2a42f0f03bf0f5377221a3a0446da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab8bfdb3b269879b7d40541e8f256a966812bfd9dd9b0bd56ae58346e7dc9500 [INFO] running `Command { std: "docker" "start" "-a" "ab8bfdb3b269879b7d40541e8f256a966812bfd9dd9b0bd56ae58346e7dc9500", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ab8bfdb3b269879b7d40541e8f256a966812bfd9dd9b0bd56ae58346e7dc9500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab8bfdb3b269879b7d40541e8f256a966812bfd9dd9b0bd56ae58346e7dc9500", kill_on_drop: false }` [INFO] [stdout] ab8bfdb3b269879b7d40541e8f256a966812bfd9dd9b0bd56ae58346e7dc9500