[INFO] fetching crate rust-mpfr 0.1.7... [INFO] checking rust-mpfr-0.1.7 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate rust-mpfr 0.1.7 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate rust-mpfr 0.1.7 [INFO] finished tweaking crates.io crate rust-mpfr 0.1.7 [INFO] tweaked toml for crates.io crate rust-mpfr 0.1.7 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust-mpfr 0.1.7 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 3 packages to latest compatible versions [INFO] [stderr] Adding rust-gmp v0.3.2 (available: v0.5.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rust-gmp v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee9c245080240ffdad7538783296a533642acbbcd59fe0a5e342afea0deb10ca [INFO] running `Command { std: "docker" "start" "-a" "ee9c245080240ffdad7538783296a533642acbbcd59fe0a5e342afea0deb10ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee9c245080240ffdad7538783296a533642acbbcd59fe0a5e342afea0deb10ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee9c245080240ffdad7538783296a533642acbbcd59fe0a5e342afea0deb10ca", kill_on_drop: false }` [INFO] [stdout] ee9c245080240ffdad7538783296a533642acbbcd59fe0a5e342afea0deb10ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ca522cce9d1522ee0c97e7b2c57ab92cc85bed2aeaab9dc0cb0d4baa22963a9 [INFO] running `Command { std: "docker" "start" "-a" "1ca522cce9d1522ee0c97e7b2c57ab92cc85bed2aeaab9dc0cb0d4baa22963a9", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rust-gmp v0.3.2 [INFO] [stderr] Checking rust-mpfr v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/mpfr.rs:44:1 [INFO] [stdout] | [INFO] [stdout] 44 | extern { [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/mpfr.rs:1224:17 [INFO] [stdout] | [INFO] [stdout] 1224 | let s = try!(d.read_str()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:169:28 [INFO] [stdout] | [INFO] [stdout] 169 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:177:28 [INFO] [stdout] | [INFO] [stdout] 177 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `RustcDecodable` in this scope [INFO] [stdout] --> src/test.rs:241:14 [INFO] [stdout] | [INFO] [stdout] 241 | #[derive(RustcDecodable, RustcEncodable, PartialEq)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope [INFO] [stdout] --> src/test.rs:241:30 [INFO] [stdout] | [INFO] [stdout] 241 | #[derive(RustcDecodable, RustcEncodable, PartialEq)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/mpfr.rs:44:1 [INFO] [stdout] | [INFO] [stdout] 44 | extern { [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/mpfr.rs:1224:17 [INFO] [stdout] | [INFO] [stdout] 1224 | let s = try!(d.read_str()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:169:28 [INFO] [stdout] | [INFO] [stdout] 169 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:177:28 [INFO] [stdout] | [INFO] [stdout] 177 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpfr_struct` does not permit being left uninitialized [INFO] [stdout] --> src/mpfr.rs:169:28 [INFO] [stdout] | [INFO] [stdout] 169 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/mpfr.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | _mpfr_prec: mpfr_prec_t, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpfr_struct` does not permit being left uninitialized [INFO] [stdout] --> src/mpfr.rs:177:28 [INFO] [stdout] | [INFO] [stdout] 177 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/mpfr.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | _mpfr_prec: mpfr_prec_t, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Test: Encodable` is not satisfied [INFO] [stdout] --> src/test.rs:246:29 [INFO] [stdout] | [INFO] [stdout] 246 | assert_eq!(json::encode(&a).unwrap(), "{\"price\":\"7.5e-01\"}"); [INFO] [stdout] | ------------ ^^ the trait `Encodable` is not implemented for `Test` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `Encodable`: [INFO] [stdout] &'a T [INFO] [stdout] () [INFO] [stdout] (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] (T10, T11) [INFO] [stdout] (T11,) [INFO] [stdout] (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] (T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] and 76 others [INFO] [stdout] note: required by a bound in `rustc_serialize::json::encode` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.25/src/json.rs:390:18 [INFO] [stdout] | [INFO] [stdout] 390 | pub fn encode(object: &T) -> EncodeResult { [INFO] [stdout] | ^^^^^^^^^^^ required by this bound in `encode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Test: Decodable` is not satisfied [INFO] [stdout] --> src/test.rs:247:19 [INFO] [stdout] | [INFO] [stdout] 247 | let b: Test = json::decode("{\"price\": \"0.75\"}").unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Decodable` is not implemented for `Test` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `Decodable`: [INFO] [stdout] () [INFO] [stdout] (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] (T10, T11) [INFO] [stdout] (T11,) [INFO] [stdout] (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] (T3, T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] (T4, T5, T6, T7, T8, T9, T10, T11) [INFO] [stdout] and 72 others [INFO] [stdout] note: required by a bound in `rustc_serialize::json::decode` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.25/src/json.rs:379:18 [INFO] [stdout] | [INFO] [stdout] 379 | pub fn decode(s: &str) -> DecodeResult { [INFO] [stdout] | ^^^^^^^^^^^ required by this bound in `decode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-mpfr` (lib test) due to 4 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "1ca522cce9d1522ee0c97e7b2c57ab92cc85bed2aeaab9dc0cb0d4baa22963a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ca522cce9d1522ee0c97e7b2c57ab92cc85bed2aeaab9dc0cb0d4baa22963a9", kill_on_drop: false }` [INFO] [stdout] 1ca522cce9d1522ee0c97e7b2c57ab92cc85bed2aeaab9dc0cb0d4baa22963a9