[INFO] fetching crate gron 0.4.0... [INFO] checking gron-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate gron 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate gron 0.4.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gron 0.4.0 [INFO] finished tweaking crates.io crate gron 0.4.0 [INFO] tweaked toml for crates.io crate gron 0.4.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5e3867c633dc375694a1fa58fa8f7819f3a46c90a6ee58d40f6d0a374166cbd [INFO] running `Command { std: "docker" "start" "-a" "c5e3867c633dc375694a1fa58fa8f7819f3a46c90a6ee58d40f6d0a374166cbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5e3867c633dc375694a1fa58fa8f7819f3a46c90a6ee58d40f6d0a374166cbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5e3867c633dc375694a1fa58fa8f7819f3a46c90a6ee58d40f6d0a374166cbd", kill_on_drop: false }` [INFO] [stdout] c5e3867c633dc375694a1fa58fa8f7819f3a46c90a6ee58d40f6d0a374166cbd [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf193efe519e70baad526a40bc3335326cfbe78659a4ddea50cef2a73cc11872 [INFO] running `Command { std: "docker" "start" "-a" "cf193efe519e70baad526a40bc3335326cfbe78659a4ddea50cef2a73cc11872", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking gron v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:27:33 [INFO] [stdout] | [INFO] [stdout] 27 | Json::I64(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:28:33 [INFO] [stdout] | [INFO] [stdout] 28 | Json::U64(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:29:33 [INFO] [stdout] | [INFO] [stdout] 29 | Json::F64(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:31:17 [INFO] [stdout] | [INFO] [stdout] 31 | try!(writeln!(out, "{} = {:?}", namebuf, value)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:33:37 [INFO] [stdout] | [INFO] [stdout] 33 | Json::Boolean(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:42:27 [INFO] [stdout] | [INFO] [stdout] 42 | Json::Null => try!(writeln!(out, "{} = null", namebuf)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:56:29 [INFO] [stdout] | [INFO] [stdout] 56 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:60:29 [INFO] [stdout] | [INFO] [stdout] 60 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:64:29 [INFO] [stdout] | [INFO] [stdout] 64 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:68:29 [INFO] [stdout] | [INFO] [stdout] 68 | ... try!(writeln!(out, "{}.{} = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:72:29 [INFO] [stdout] | [INFO] [stdout] 72 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 76 | ... try!(writeln!(out, "{}.{} = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:82:29 [INFO] [stdout] | [INFO] [stdout] 82 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:90:29 [INFO] [stdout] | [INFO] [stdout] 90 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:103:29 [INFO] [stdout] | [INFO] [stdout] 103 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:111:29 [INFO] [stdout] | [INFO] [stdout] 111 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:115:29 [INFO] [stdout] | [INFO] [stdout] 115 | ... try!(writeln!(out, "{}[{}] = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:119:29 [INFO] [stdout] | [INFO] [stdout] 119 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:123:29 [INFO] [stdout] | [INFO] [stdout] 123 | ... try!(writeln!(out, "{}[{}] = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:129:29 [INFO] [stdout] | [INFO] [stdout] 129 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:137:29 [INFO] [stdout] | [INFO] [stdout] 137 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:26:41 [INFO] [stdout] | [INFO] [stdout] 26 | Value::Number(ref value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:28:17 [INFO] [stdout] | [INFO] [stdout] 28 | try!(writeln!(out, "{} = {:?}", namebuf, value)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | Value::Bool(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | Value::Null => try!(writeln!(out, "{} = null", namebuf)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:53:29 [INFO] [stdout] | [INFO] [stdout] 53 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:27:33 [INFO] [stdout] | [INFO] [stdout] 27 | Json::I64(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | ... try!(writeln!(out, "{}.{} = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:61:29 [INFO] [stdout] | [INFO] [stdout] 61 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:65:29 [INFO] [stdout] | [INFO] [stdout] 65 | ... try!(writeln!(out, "{}.{} = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:28:33 [INFO] [stdout] | [INFO] [stdout] 28 | Json::U64(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:79:29 [INFO] [stdout] | [INFO] [stdout] 79 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:92:29 [INFO] [stdout] | [INFO] [stdout] 92 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | ... try!(writeln!(out, "{}[{}] = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:100:29 [INFO] [stdout] | [INFO] [stdout] 100 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:104:29 [INFO] [stdout] | [INFO] [stdout] 104 | ... try!(writeln!(out, "{}[{}] = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:110:29 [INFO] [stdout] | [INFO] [stdout] 110 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:118:29 [INFO] [stdout] | [INFO] [stdout] 118 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:29:33 [INFO] [stdout] | [INFO] [stdout] 29 | Json::F64(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:31:17 [INFO] [stdout] | [INFO] [stdout] 31 | try!(writeln!(out, "{} = {:?}", namebuf, value)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:33:37 [INFO] [stdout] | [INFO] [stdout] 33 | Json::Boolean(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:42:27 [INFO] [stdout] | [INFO] [stdout] 42 | Json::Null => try!(writeln!(out, "{} = null", namebuf)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:56:29 [INFO] [stdout] | [INFO] [stdout] 56 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:60:29 [INFO] [stdout] | [INFO] [stdout] 60 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:64:29 [INFO] [stdout] | [INFO] [stdout] 64 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:68:29 [INFO] [stdout] | [INFO] [stdout] 68 | ... try!(writeln!(out, "{}.{} = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:72:29 [INFO] [stdout] | [INFO] [stdout] 72 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 76 | ... try!(writeln!(out, "{}.{} = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:82:29 [INFO] [stdout] | [INFO] [stdout] 82 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:90:29 [INFO] [stdout] | [INFO] [stdout] 90 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:103:29 [INFO] [stdout] | [INFO] [stdout] 103 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:111:29 [INFO] [stdout] | [INFO] [stdout] 111 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:115:29 [INFO] [stdout] | [INFO] [stdout] 115 | ... try!(writeln!(out, "{}[{}] = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:119:29 [INFO] [stdout] | [INFO] [stdout] 119 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:123:29 [INFO] [stdout] | [INFO] [stdout] 123 | ... try!(writeln!(out, "{}[{}] = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:129:29 [INFO] [stdout] | [INFO] [stdout] 129 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_rustc_serialize.rs:137:29 [INFO] [stdout] | [INFO] [stdout] 137 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:26:41 [INFO] [stdout] | [INFO] [stdout] 26 | Value::Number(ref value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:28:17 [INFO] [stdout] | [INFO] [stdout] 28 | try!(writeln!(out, "{} = {:?}", namebuf, value)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | Value::Bool(value) => try!(writeln!(out, "{} = {}", namebuf, value)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | Value::Null => try!(writeln!(out, "{} = null", namebuf)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:53:29 [INFO] [stdout] | [INFO] [stdout] 53 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | ... try!(writeln!(out, "{}.{} = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:61:29 [INFO] [stdout] | [INFO] [stdout] 61 | ... try!(writeln!(out, "{}.{} = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:65:29 [INFO] [stdout] | [INFO] [stdout] 65 | ... try!(writeln!(out, "{}.{} = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:79:29 [INFO] [stdout] | [INFO] [stdout] 79 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:92:29 [INFO] [stdout] | [INFO] [stdout] 92 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | ... try!(writeln!(out, "{}[{}] = {:?}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:100:29 [INFO] [stdout] | [INFO] [stdout] 100 | ... try!(writeln!(out, "{}[{}] = {}", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:104:29 [INFO] [stdout] | [INFO] [stdout] 104 | ... try!(writeln!(out, "{}[{}] = null", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:110:29 [INFO] [stdout] | [INFO] [stdout] 110 | ... try!(writeln!(out, "{} = []", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/for_serde.rs:118:29 [INFO] [stdout] | [INFO] [stdout] 118 | ... try!(writeln!(out, "{} = {{}}", namebuf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 42 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 42 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.03s [INFO] running `Command { std: "docker" "inspect" "cf193efe519e70baad526a40bc3335326cfbe78659a4ddea50cef2a73cc11872", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf193efe519e70baad526a40bc3335326cfbe78659a4ddea50cef2a73cc11872", kill_on_drop: false }` [INFO] [stdout] cf193efe519e70baad526a40bc3335326cfbe78659a4ddea50cef2a73cc11872 [INFO] checking gron-0.4.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate gron 0.4.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate gron 0.4.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gron 0.4.0 [INFO] finished tweaking crates.io crate gron 0.4.0 [INFO] tweaked toml for crates.io crate gron 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4edf84def74b17224a7de27c8cdcf27966ff7e4195adb83b11d0466200fb3ad7 [INFO] running `Command { std: "docker" "start" "-a" "4edf84def74b17224a7de27c8cdcf27966ff7e4195adb83b11d0466200fb3ad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4edf84def74b17224a7de27c8cdcf27966ff7e4195adb83b11d0466200fb3ad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4edf84def74b17224a7de27c8cdcf27966ff7e4195adb83b11d0466200fb3ad7", kill_on_drop: false }` [INFO] [stdout] 4edf84def74b17224a7de27c8cdcf27966ff7e4195adb83b11d0466200fb3ad7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 676a23226b79ee464726fb8f59c625b6c59e92d1a0e301c203b448e8235cf32e [INFO] running `Command { std: "docker" "start" "-a" "676a23226b79ee464726fb8f59c625b6c59e92d1a0e301c203b448e8235cf32e", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.25/src/json.rs:1387:20 [INFO] [stdout] | [INFO] [stdout] 1387 | _ => { panic!(); } [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [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" "676a23226b79ee464726fb8f59c625b6c59e92d1a0e301c203b448e8235cf32e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "676a23226b79ee464726fb8f59c625b6c59e92d1a0e301c203b448e8235cf32e", kill_on_drop: false }` [INFO] [stdout] 676a23226b79ee464726fb8f59c625b6c59e92d1a0e301c203b448e8235cf32e