[INFO] fetching crate mail_slot 0.1.3...
[INFO] checking mail_slot-0.1.3 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate mail_slot 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mail_slot 0.1.3 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mail_slot 0.1.3
[INFO] finished tweaking crates.io crate mail_slot 0.1.3
[INFO] tweaked toml for crates.io crate mail_slot 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate mail_slot 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df79888317280bf0f7822971371d9dc53a8f600010110f8f8ade5d414ec92391
[INFO] running `Command { std: "docker" "start" "-a" "df79888317280bf0f7822971371d9dc53a8f600010110f8f8ade5d414ec92391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df79888317280bf0f7822971371d9dc53a8f600010110f8f8ade5d414ec92391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df79888317280bf0f7822971371d9dc53a8f600010110f8f8ade5d414ec92391", kill_on_drop: false }`
[INFO] [stdout] df79888317280bf0f7822971371d9dc53a8f600010110f8f8ade5d414ec92391
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7a12aae2419f618f3b026577cf35540aa2f09e75f652ce0dd150772293f35d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3f7a12aae2419f618f3b026577cf35540aa2f09e75f652ce0dd150772293f35d", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking mail_slot v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]   --> src/lib.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::{ffi::OsStr, iter::once, os::windows::ffi::OsStrExt};
[INFO] [stdout]    |                                       ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/server.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     os::windows::io::{AsRawHandle, FromRawHandle},
[INFO] [stdout]   |         ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `um` in `winapi`
[INFO] [stdout]  --> src/server.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use winapi::um::{
[INFO] [stdout]   |             ^^ could not find `um` in `winapi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]   --> src/lib.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::{ffi::OsStr, iter::once, os::windows::ffi::OsStrExt};
[INFO] [stdout]    |                                       ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/server.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     os::windows::io::{AsRawHandle, FromRawHandle},
[INFO] [stdout]   |         ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `um` in `winapi`
[INFO] [stdout]  --> src/server.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use winapi::um::{
[INFO] [stdout]   |             ^^ could not find `um` in `winapi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `GetMailslotInfo` in this scope
[INFO] [stdout]   --> src/server.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             GetMailslotInfo(
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `MAILSLOT_NO_MESSAGE` in this scope
[INFO] [stdout]   --> src/server.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |         } else if msg_size == MAILSLOT_NO_MESSAGE || msg_count == 0 {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `CreateMailslotW` in this scope
[INFO] [stdout]   --> src/server.rs:61:20
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let slot = CreateMailslotW(name.as_ptr() as _, 0, MAILSLOT_WAIT_FOREVER, 0 as _);
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `MAILSLOT_WAIT_FOREVER` in this scope
[INFO] [stdout]   --> src/server.rs:61:59
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let slot = CreateMailslotW(name.as_ptr() as _, 0, MAILSLOT_WAIT_FOREVER, 0 as _);
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `INVALID_HANDLE_VALUE` in this scope
[INFO] [stdout]   --> src/server.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if slot == INVALID_HANDLE_VALUE {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `GetMailslotInfo` in this scope
[INFO] [stdout]   --> src/server.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             GetMailslotInfo(
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `MAILSLOT_NO_MESSAGE` in this scope
[INFO] [stdout]   --> src/server.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |         } else if msg_size == MAILSLOT_NO_MESSAGE || msg_count == 0 {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `CreateMailslotW` in this scope
[INFO] [stdout]   --> src/server.rs:61:20
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let slot = CreateMailslotW(name.as_ptr() as _, 0, MAILSLOT_WAIT_FOREVER, 0 as _);
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `MAILSLOT_WAIT_FOREVER` in this scope
[INFO] [stdout]   --> src/server.rs:61:59
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let slot = CreateMailslotW(name.as_ptr() as _, 0, MAILSLOT_WAIT_FOREVER, 0 as _);
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `INVALID_HANDLE_VALUE` in this scope
[INFO] [stdout]   --> src/server.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if slot == INVALID_HANDLE_VALUE {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode_wide` found for reference `&std::ffi::OsStr` in the current scope
[INFO] [stdout]   --> src/lib.rs:86:19
[INFO] [stdout]    |
[INFO] [stdout] 86 |     OsStr::new(s).encode_wide().chain(once(0)).collect()
[INFO] [stdout]    |                   ^^^^^^^^^^^ method not found in `&std::ffi::OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_raw_handle` found for struct `std::fs::File` in the current scope
[INFO] [stdout]   --> src/server.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 self.handle.as_raw_handle() as _,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^ method not found in `std::fs::File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_raw_handle` found for struct `std::fs::File` in the current scope
[INFO] [stdout]   --> src/server.rs:69:31
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Ok(std::fs::File::from_raw_handle(slot as _))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^ function or associated item not found in `std::fs::File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode_wide` found for reference `&std::ffi::OsStr` in the current scope
[INFO] [stdout]   --> src/lib.rs:86:19
[INFO] [stdout]    |
[INFO] [stdout] 86 |     OsStr::new(s).encode_wide().chain(once(0)).collect()
[INFO] [stdout]    |                   ^^^^^^^^^^^ method not found in `&std::ffi::OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mail_slot`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `as_raw_handle` found for struct `std::fs::File` in the current scope
[INFO] [stdout]   --> src/server.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 self.handle.as_raw_handle() as _,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^ method not found in `std::fs::File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_raw_handle` found for struct `std::fs::File` in the current scope
[INFO] [stdout]   --> src/server.rs:69:31
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Ok(std::fs::File::from_raw_handle(slot as _))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^ function or associated item not found in `std::fs::File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3f7a12aae2419f618f3b026577cf35540aa2f09e75f652ce0dd150772293f35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7a12aae2419f618f3b026577cf35540aa2f09e75f652ce0dd150772293f35d", kill_on_drop: false }`
[INFO] [stdout] 3f7a12aae2419f618f3b026577cf35540aa2f09e75f652ce0dd150772293f35d