[INFO] fetching crate rcc4r 0.1.0... [INFO] checking rcc4r-0.1.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] extracting crate rcc4r 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate rcc4r 0.1.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rcc4r 0.1.0 [INFO] finished tweaking crates.io crate rcc4r 0.1.0 [INFO] tweaked toml for crates.io crate rcc4r 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate rcc4r 0.1.0 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0719ad62514433ac1b5ce945f4923a1778ecab04f07362a2553b139ad264b3aa [INFO] running `Command { std: "docker" "start" "-a" "0719ad62514433ac1b5ce945f4923a1778ecab04f07362a2553b139ad264b3aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0719ad62514433ac1b5ce945f4923a1778ecab04f07362a2553b139ad264b3aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0719ad62514433ac1b5ce945f4923a1778ecab04f07362a2553b139ad264b3aa", kill_on_drop: false }` [INFO] [stdout] 0719ad62514433ac1b5ce945f4923a1778ecab04f07362a2553b139ad264b3aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aed677e3ce0e1f48b6a9301fa40e5bb67a2e38fe4edf41a69d0a7977ab475d91 [INFO] running `Command { std: "docker" "start" "-a" "aed677e3ce0e1f48b6a9301fa40e5bb67a2e38fe4edf41a69d0a7977ab475d91", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking rcc4r v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0635]: unknown feature `ptr_wrapping_offset_from` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(ptr_wrapping_offset_from)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `ptr_wrapping_offset_from` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(ptr_wrapping_offset_from)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `wrapping_offset_from` found for raw pointer `*mut i8` in the current scope [INFO] [stdout] --> src/main.rs:137:79 [INFO] [stdout] | [INFO] [stdout] 137 | printf(b"%d: %.*s\x00" as *const u8 as *const c_char, line, p.wrapping_offset_from(lp) as ssize_t, lp); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref [INFO] [stdout] = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior [INFO] [stdout] help: there is a method `wrapping_offset` with a similar name [INFO] [stdout] | [INFO] [stdout] 137 | printf(b"%d: %.*s\x00" as *const u8 as *const c_char, line, p.wrapping_offset(lp) as ssize_t, lp); [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `wrapping_offset_from` found for raw pointer `*mut i8` in the current scope [INFO] [stdout] --> src/main.rs:137:79 [INFO] [stdout] | [INFO] [stdout] 137 | printf(b"%d: %.*s\x00" as *const u8 as *const c_char, line, p.wrapping_offset_from(lp) as ssize_t, lp); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref [INFO] [stdout] = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior [INFO] [stdout] help: there is a method `wrapping_offset` with a similar name [INFO] [stdout] | [INFO] [stdout] 137 | printf(b"%d: %.*s\x00" as *const u8 as *const c_char, line, p.wrapping_offset(lp) as ssize_t, lp); [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `wrapping_offset_from` found for raw pointer `*mut i8` in the current scope [INFO] [stdout] --> src/main.rs:164:41 [INFO] [stdout] | [INFO] [stdout] 164 | tk = (tk << 6 as c_int) + p.wrapping_offset_from(pp) as ssize_t; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref [INFO] [stdout] = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior [INFO] [stdout] help: there is a method `wrapping_offset` with a similar name [INFO] [stdout] | [INFO] [stdout] 164 | tk = (tk << 6 as c_int) + p.wrapping_offset(pp) as ssize_t; [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `wrapping_offset_from` found for raw pointer `*mut i8` in the current scope [INFO] [stdout] --> src/main.rs:164:41 [INFO] [stdout] | [INFO] [stdout] 164 | tk = (tk << 6 as c_int) + p.wrapping_offset_from(pp) as ssize_t; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref [INFO] [stdout] = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior [INFO] [stdout] help: there is a method `wrapping_offset` with a similar name [INFO] [stdout] | [INFO] [stdout] 164 | tk = (tk << 6 as c_int) + p.wrapping_offset(pp) as ssize_t; [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `wrapping_offset_from` found for raw pointer `*mut i8` in the current scope [INFO] [stdout] --> src/main.rs:167:148 [INFO] [stdout] | [INFO] [stdout] 167 | ... as *mut c_char as *const c_void, pp as *const c_void, p.wrapping_offset_from(pp) as ssize_t as size_t) == 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref [INFO] [stdout] = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior [INFO] [stdout] help: there is a method `wrapping_offset` with a similar name [INFO] [stdout] | [INFO] [stdout] 167 | if tk == *id.offset(Hash as ssize_t) && memcmp(*id.offset(Name as ssize_t) as *mut c_char as *const c_void, pp as *const c_void, p.wrapping_offset(pp) as ssize_t as size_t) == 0 { [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `wrapping_offset_from` found for raw pointer `*mut i8` in the current scope [INFO] [stdout] --> src/main.rs:167:148 [INFO] [stdout] | [INFO] [stdout] 167 | ... as *mut c_char as *const c_void, pp as *const c_void, p.wrapping_offset_from(pp) as ssize_t as size_t) == 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref [INFO] [stdout] = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior [INFO] [stdout] help: there is a method `wrapping_offset` with a similar name [INFO] [stdout] | [INFO] [stdout] 167 | if tk == *id.offset(Hash as ssize_t) && memcmp(*id.offset(Name as ssize_t) as *mut c_char as *const c_void, pp as *const c_void, p.wrapping_offset(pp) as ssize_t as size_t) == 0 { [INFO] [stdout] | ~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rcc4r` (bin "rcc4r" test) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rcc4r` (bin "rcc4r") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "aed677e3ce0e1f48b6a9301fa40e5bb67a2e38fe4edf41a69d0a7977ab475d91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aed677e3ce0e1f48b6a9301fa40e5bb67a2e38fe4edf41a69d0a7977ab475d91", kill_on_drop: false }` [INFO] [stdout] aed677e3ce0e1f48b6a9301fa40e5bb67a2e38fe4edf41a69d0a7977ab475d91 [INFO] checking rcc4r-0.1.0 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4 [INFO] extracting crate rcc4r 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate rcc4r 0.1.0 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rcc4r 0.1.0 [INFO] finished tweaking crates.io crate rcc4r 0.1.0 [INFO] tweaked toml for crates.io crate rcc4r 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate rcc4r 0.1.0 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d8b5ca0f5c16946083886c8300e2e18cca8b1930daa8abae21146d6c38bf632 [INFO] running `Command { std: "docker" "start" "-a" "6d8b5ca0f5c16946083886c8300e2e18cca8b1930daa8abae21146d6c38bf632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d8b5ca0f5c16946083886c8300e2e18cca8b1930daa8abae21146d6c38bf632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d8b5ca0f5c16946083886c8300e2e18cca8b1930daa8abae21146d6c38bf632", kill_on_drop: false }` [INFO] [stdout] 6d8b5ca0f5c16946083886c8300e2e18cca8b1930daa8abae21146d6c38bf632 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b60a39701e5bf5da0c71661ad253dc7e740e57d86c662d9bdf51fbdd2ad47bf4 [INFO] running `Command { std: "docker" "start" "-a" "b60a39701e5bf5da0c71661ad253dc7e740e57d86c662d9bdf51fbdd2ad47bf4", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "b60a39701e5bf5da0c71661ad253dc7e740e57d86c662d9bdf51fbdd2ad47bf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b60a39701e5bf5da0c71661ad253dc7e740e57d86c662d9bdf51fbdd2ad47bf4", kill_on_drop: false }` [INFO] [stdout] b60a39701e5bf5da0c71661ad253dc7e740e57d86c662d9bdf51fbdd2ad47bf4