[INFO] cloning repository https://github.com/nathankleyn/jsonvalid [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathankleyn/jsonvalid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathankleyn%2Fjsonvalid", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathankleyn%2Fjsonvalid'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 466b7ceccd1946ab633b3ad131d6c6d47eb19d09 [INFO] checking nathankleyn/jsonvalid against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathankleyn%2Fjsonvalid" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nathankleyn/jsonvalid 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 git repo https://github.com/nathankleyn/jsonvalid [INFO] finished tweaking git repo https://github.com/nathankleyn/jsonvalid [INFO] tweaked toml for git repo https://github.com/nathankleyn/jsonvalid written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nathankleyn/jsonvalid 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded skeptic v0.13.2 [INFO] [stderr] Downloaded rustc-demangle v0.1.6 [INFO] [stderr] Downloaded num-traits v0.2.0 [INFO] [stderr] Downloaded cargo_metadata v0.3.3 [INFO] [stderr] Downloaded assert_cli v0.5.4 [INFO] [stderr] Downloaded bytecount v0.2.0 [INFO] [stderr] Downloaded cc v1.0.4 [INFO] [stderr] Downloaded difference v1.0.0 [INFO] [stderr] Downloaded encoding_rs v0.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e0b1fbeec5a3c757aae7b0a72812d4bbe2f2783eeb35e8cd5835ef5e0bf40da3 [INFO] running `Command { std: "docker" "start" "-a" "e0b1fbeec5a3c757aae7b0a72812d4bbe2f2783eeb35e8cd5835ef5e0bf40da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0b1fbeec5a3c757aae7b0a72812d4bbe2f2783eeb35e8cd5835ef5e0bf40da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0b1fbeec5a3c757aae7b0a72812d4bbe2f2783eeb35e8cd5835ef5e0bf40da3", kill_on_drop: false }` [INFO] [stdout] e0b1fbeec5a3c757aae7b0a72812d4bbe2f2783eeb35e8cd5835ef5e0bf40da3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 012fe6b364e9ce959bd474cd9b238455f80dd585e6d2c6fb9220e4034b36e03a [INFO] running `Command { std: "docker" "start" "-a" "012fe6b364e9ce959bd474cd9b238455f80dd585e6d2c6fb9220e4034b36e03a", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling rustc-demangle v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.0 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling bytecount v0.2.0 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Compiling remove_dir_all v0.3.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Checking encoding_rs v0.7.2 [INFO] [stderr] Checking difference v1.0.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stderr] Checking clap v2.30.0 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Compiling tempdir v0.3.6 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking serde_json v1.0.9 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Checking jsonvalid v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:61:36 [INFO] [stdout] | [INFO] [stdout] 61 | fn string_from_reader(reader: &mut Read) -> Result { [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] 61 | fn string_from_reader(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Compiling cargo_metadata v0.3.3 [INFO] [stderr] Compiling skeptic v0.13.2 [INFO] [stderr] Compiling assert_cli v0.5.4 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:61:36 [INFO] [stdout] | [INFO] [stdout] 61 | fn string_from_reader(reader: &mut Read) -> Result { [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] 61 | fn string_from_reader(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.05s [INFO] running `Command { std: "docker" "inspect" "012fe6b364e9ce959bd474cd9b238455f80dd585e6d2c6fb9220e4034b36e03a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "012fe6b364e9ce959bd474cd9b238455f80dd585e6d2c6fb9220e4034b36e03a", kill_on_drop: false }` [INFO] [stdout] 012fe6b364e9ce959bd474cd9b238455f80dd585e6d2c6fb9220e4034b36e03a