[INFO] fetching crate tempo 0.1.0... [INFO] checking tempo-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tempo 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate tempo 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tempo 0.1.0 [INFO] finished tweaking crates.io crate tempo 0.1.0 [INFO] tweaked toml for crates.io crate tempo 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding error-chain v0.10.0 (latest: v0.12.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.3) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a98fd3777213f8f489a63cb90698abdf8054eb13670fd5df8c940f83b9d7cca0 [INFO] running `Command { std: "docker" "start" "-a" "a98fd3777213f8f489a63cb90698abdf8054eb13670fd5df8c940f83b9d7cca0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a98fd3777213f8f489a63cb90698abdf8054eb13670fd5df8c940f83b9d7cca0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a98fd3777213f8f489a63cb90698abdf8054eb13670fd5df8c940f83b9d7cca0", kill_on_drop: false }` [INFO] [stdout] a98fd3777213f8f489a63cb90698abdf8054eb13670fd5df8c940f83b9d7cca0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f820e5ebb1567b3880e445aee6a5ee8a3cf9de71a359cc99cc3aec9b335e0825 [INFO] running `Command { std: "docker" "start" "-a" "f820e5ebb1567b3880e445aee6a5ee8a3cf9de71a359cc99cc3aec9b335e0825", kill_on_drop: false }` [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking tempo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | types { [INFO] [stdout] 3 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] 4 | | } [INFO] [stdout] ... | [INFO] [stdout] 8 | | } [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | types { [INFO] [stdout] 3 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] 4 | | } [INFO] [stdout] ... | [INFO] [stdout] 8 | | } [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:31:41 [INFO] [stdout] | [INFO] [stdout] 31 | fn emit_main_function_start(write: &mut Write) -> Result<(), 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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | fn emit_main_function_start(write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:31:41 [INFO] [stdout] | [INFO] [stdout] 31 | fn emit_main_function_start(write: &mut Write) -> Result<(), 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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | fn emit_main_function_start(write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:36:39 [INFO] [stdout] | [INFO] [stdout] 36 | fn emit_main_function_end(write: &mut Write) -> Result<(), 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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 | fn emit_main_function_end(write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:40:38 [INFO] [stdout] | [INFO] [stdout] 40 | fn emit_code(code: &str, write: &mut Write) -> Result<(), 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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 40 | fn emit_code(code: &str, write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:44:38 [INFO] [stdout] | [INFO] [stdout] 44 | fn emit_text(text: &str, write: &mut Write) -> Result<(), 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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 44 | fn emit_text(text: &str, write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:36:39 [INFO] [stdout] | [INFO] [stdout] 36 | fn emit_main_function_end(write: &mut Write) -> Result<(), 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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 | fn emit_main_function_end(write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:40:38 [INFO] [stdout] | [INFO] [stdout] 40 | fn emit_code(code: &str, write: &mut Write) -> Result<(), 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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 40 | fn emit_code(code: &str, write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/trans.rs:44:38 [INFO] [stdout] | [INFO] [stdout] 44 | fn emit_text(text: &str, write: &mut Write) -> Result<(), 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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 44 | fn emit_text(text: &str, write: &mut dyn Write) -> Result<(), io::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | types { [INFO] [stdout] 3 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] 4 | | } [INFO] [stdout] ... | [INFO] [stdout] 8 | | } [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | types { [INFO] [stdout] 3 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] 4 | | } [INFO] [stdout] ... | [INFO] [stdout] 8 | | } [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `Command { std: "docker" "inspect" "f820e5ebb1567b3880e445aee6a5ee8a3cf9de71a359cc99cc3aec9b335e0825", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f820e5ebb1567b3880e445aee6a5ee8a3cf9de71a359cc99cc3aec9b335e0825", kill_on_drop: false }` [INFO] [stdout] f820e5ebb1567b3880e445aee6a5ee8a3cf9de71a359cc99cc3aec9b335e0825