[INFO] fetching crate ctti 0.2.0...
[INFO] testing ctti-0.2.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate ctti 0.2.0 into /workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ctti 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b
[INFO] running `Command { std: "docker" "start" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", 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 <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", 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] [stderr]    Compiling ctti v0.2.0 (/opt/rustwide/workdir)
[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 <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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::<SelfReferential>;
[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" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b", kill_on_drop: false }`
[INFO] [stdout] 157e0fe4484e644e4ce70f80cb5b4013902ee8f56478ee2b31374442f5727e0b
