[INFO] fetching crate ctti 0.2.0... [INFO] testing ctti-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate ctti 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate ctti 0.2.0 [INFO] finished tweaking crates.io crate ctti 0.2.0 [INFO] tweaked toml for crates.io crate ctti 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ctti 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5e288762e1a07a863679855d1c59c80926a7dcdce10f2652f6eb6a09b94876dc [INFO] running `Command { std: "docker" "start" "-a" "5e288762e1a07a863679855d1c59c80926a7dcdce10f2652f6eb6a09b94876dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e288762e1a07a863679855d1c59c80926a7dcdce10f2652f6eb6a09b94876dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e288762e1a07a863679855d1c59c80926a7dcdce10f2652f6eb6a09b94876dc", kill_on_drop: false }` [INFO] [stdout] 5e288762e1a07a863679855d1c59c80926a7dcdce10f2652f6eb6a09b94876dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53e47c61f0c6f83751792ca15199d38c656ffda71f8b23445479cc6c7f7c742a [INFO] running `Command { std: "docker" "start" "-a" "53e47c61f0c6f83751792ca15199d38c656ffda71f8b23445479cc6c7f7c742a", kill_on_drop: false }` [INFO] [stderr] Compiling ctti v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/type_id.rs:121:33 [INFO] [stdout] | [INFO] [stdout] 121 | ... let mut tmp = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/type_id.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | ... let mut i = 0; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/lib.rs:203:5 [INFO] [stdout] | [INFO] [stdout] 198 | #[derive(Clone, Copy, Debug, PartialEq, Eq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 203 | pub target: extern "C" fn() -> &'static Type, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "53e47c61f0c6f83751792ca15199d38c656ffda71f8b23445479cc6c7f7c742a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53e47c61f0c6f83751792ca15199d38c656ffda71f8b23445479cc6c7f7c742a", kill_on_drop: false }` [INFO] [stdout] 53e47c61f0c6f83751792ca15199d38c656ffda71f8b23445479cc6c7f7c742a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f488d4aaf2595fccff9418f30057dc515b1711e2b17449e49cc1e2fff0851ca [INFO] running `Command { std: "docker" "start" "-a" "7f488d4aaf2595fccff9418f30057dc515b1711e2b17449e49cc1e2fff0851ca", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/type_id.rs:121:33 [INFO] [stdout] | [INFO] [stdout] 121 | ... let mut tmp = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/type_id.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | ... let mut i = 0; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/lib.rs:203:5 [INFO] [stdout] | [INFO] [stdout] 198 | #[derive(Clone, Copy, Debug, PartialEq, Eq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 203 | pub target: extern "C" fn() -> &'static Type, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ctti v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon [INFO] [stdout] --> src/impls.rs:473:45 [INFO] [stdout] | [INFO] [stdout] 456 | const SELFREF_FN: extern "C" fn() -> &'static Type = type_info::; [INFO] [stdout] | -------------------------------------------------- constant defined here [INFO] [stdout] ... [INFO] [stdout] 473 | target: SELFREF_FN, [INFO] [stdout] | ^^^^^^^^^^ can't be used in patterns [INFO] [stdout] | [INFO] [stdout] = note: see https://github.com/rust-lang/rust/issues/70861 for details [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/type_id.rs:121:33 [INFO] [stdout] | [INFO] [stdout] 121 | ... let mut tmp = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/type_id.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | ... let mut i = 0; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ctti` (lib test) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7f488d4aaf2595fccff9418f30057dc515b1711e2b17449e49cc1e2fff0851ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f488d4aaf2595fccff9418f30057dc515b1711e2b17449e49cc1e2fff0851ca", kill_on_drop: false }` [INFO] [stdout] 7f488d4aaf2595fccff9418f30057dc515b1711e2b17449e49cc1e2fff0851ca