[INFO] cloning repository https://github.com/bill-zxy/redox-kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bill-zxy/redox-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-zxy%2Fredox-kernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-zxy%2Fredox-kernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad6035c7de5ccc1cb4c7cc99b3fe4b3751c6a8de
[INFO] checking bill-zxy/redox-kernel against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-zxy%2Fredox-kernel" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bill-zxy/redox-kernel on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/bill-zxy/redox-kernel
[INFO] removed path dependency redox_syscall from git repo https://github.com/bill-zxy/redox-kernel
[INFO] removed path dependency slab_allocator from git repo https://github.com/bill-zxy/redox-kernel
[INFO] finished tweaking git repo https://github.com/bill-zxy/redox-kernel
[INFO] tweaked toml for git repo https://github.com/bill-zxy/redox-kernel written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bill-zxy/redox-kernel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (redox_syscall) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (slab_allocator) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (redox_syscall) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (slab_allocator) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7865d581f708a9f84e0f80e39e7bb8e3b10eeec1ad6f5b492aecabd65370d926
[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" "7865d581f708a9f84e0f80e39e7bb8e3b10eeec1ad6f5b492aecabd65370d926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7865d581f708a9f84e0f80e39e7bb8e3b10eeec1ad6f5b492aecabd65370d926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7865d581f708a9f84e0f80e39e7bb8e3b10eeec1ad6f5b492aecabd65370d926", kill_on_drop: false }`
[INFO] [stdout] 7865d581f708a9f84e0f80e39e7bb8e3b10eeec1ad6f5b492aecabd65370d926
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06892738108fb9933e4c1b4fca988e295cbad7f34c5f2afaf8a2944bf965a72e
[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" "06892738108fb9933e4c1b4fca988e295cbad7f34c5f2afaf8a2944bf965a72e", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (redox_syscall) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (slab_allocator) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling x86 v0.32.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling kernel v0.1.54 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking spinning_top v0.1.1
[INFO] [stderr]     Checking redox_syscall v0.2.1
[INFO] [stderr]     Checking linked_list_allocator v0.8.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr] warning: location not found: environment variable not found, please set proper INITFS_FOLDER.
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling raw-cpuid v8.1.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stdout] error[E0432]: unresolved import `super::data::Map2`
[INFO] [stdout]  --> src/syscall/debug.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::data::{Map, Map2, Stat, TimeSpec};
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        no `Map2` in `data`
[INFO] [stdout]   |                        help: a similar name exists in the module: `Map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::syscall::data::Map2`
[INFO] [stdout]  --> src/scheme/memory.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::syscall::data::{Map, Map2, StatVfs};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout]   |                                 |
[INFO] [stdout]   |                                 no `Map2` in `data`
[INFO] [stdout]   |                                 help: a similar name exists in the module: `Map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::syscall::data::Map2`
[INFO] [stdout]   --> src/scheme/user.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::syscall::data::{Map, Map2, Packet, Stat, StatVfs, TimeSpec};
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 no `Map2` in `data`
[INFO] [stdout]    |                                 help: a similar name exists in the module: `Map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::data::Map2`
[INFO] [stdout]  --> src/syscall/debug.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::data::{Map, Map2, Stat, TimeSpec};
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        no `Map2` in `data`
[INFO] [stdout]   |                        help: a similar name exists in the module: `Map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::syscall::data::Map2`
[INFO] [stdout]  --> src/scheme/memory.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::syscall::data::{Map, Map2, StatVfs};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout]   |                                 |
[INFO] [stdout]   |                                 no `Map2` in `data`
[INFO] [stdout]   |                                 help: a similar name exists in the module: `Map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::syscall::data::Map2`
[INFO] [stdout]   --> src/scheme/user.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::syscall::data::{Map, Map2, Packet, Stat, StatVfs, TimeSpec};
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 no `Map2` in `data`
[INFO] [stdout]    |                                 help: a similar name exists in the module: `Map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `fmap2` is not a member of trait `Scheme`
[INFO] [stdout]   --> src/scheme/memory.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | /     fn fmap2(&self, _id: usize, map: &Map2) -> Result<usize> {
[INFO] [stdout] 35 | |         //TODO: Abstract with other grant creation
[INFO] [stdout] 36 | |         if map.size == 0 {
[INFO] [stdout] 37 | |             Ok(0)
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         }
[INFO] [stdout] 65 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Scheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `fmap2` is not a member of trait `Scheme`
[INFO] [stdout]    --> src/scheme/user.rs:395:5
[INFO] [stdout]     |
[INFO] [stdout] 395 | /     fn fmap2(&self, file: usize, map: &Map2) -> Result<usize> {
[INFO] [stdout] 396 | |         let inner = self.inner.upgrade().ok_or(Error::new(ENODEV))?;
[INFO] [stdout] 397 | |
[INFO] [stdout] 398 | |         let (pid, uid, gid, context_lock, desc) = {
[INFO] [stdout] ...   |
[INFO] [stdout] 440 | |         result
[INFO] [stdout] 441 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Scheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `funmap2` is not a member of trait `Scheme`
[INFO] [stdout]    --> src/scheme/user.rs:469:5
[INFO] [stdout]     |
[INFO] [stdout] 469 | /     fn funmap2(&self, grant_address: usize, size: usize) -> Result<usize> {
[INFO] [stdout] 470 | |         let inner = self.inner.upgrade().ok_or(Error::new(ENODEV))?;
[INFO] [stdout] 471 | |         let address_opt = {
[INFO] [stdout] 472 | |             let mut funmap = inner.funmap.lock();
[INFO] [stdout] ...   |
[INFO] [stdout] 505 | |         }
[INFO] [stdout] 506 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Scheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SYS_FMAP2` in this scope
[INFO] [stdout]    --> src/scheme/user.rs:432:16
[INFO] [stdout]     |
[INFO] [stdout] 432 |             a: SYS_FMAP2,
[INFO] [stdout]     |                ^^^^^^^^^ help: a constant with a similar name exists: `SYS_FMAP`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.1/src/number.rs:31:1
[INFO] [stdout]     |
[INFO] [stdout] 31  | pub const SYS_FMAP: usize =       SYS_CLASS_FILE | SYS_ARG_SLICE | 900;
[INFO] [stdout]     | ----------------------------------------------------------------------- similarly named constant `SYS_FMAP` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SYS_FUNMAP2` in this scope
[INFO] [stdout]    --> src/scheme/user.rs:502:24
[INFO] [stdout]     |
[INFO] [stdout] 502 |             inner.call(SYS_FUNMAP2, user_address, size, 0)
[INFO] [stdout]     |                        ^^^^^^^^^^^ help: a constant with a similar name exists: `SYS_FUNMAP`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.1/src/number.rs:33:1
[INFO] [stdout]     |
[INFO] [stdout] 33  | pub const SYS_FUNMAP: usize =     SYS_CLASS_FILE | 92;
[INFO] [stdout]     | ------------------------------------------------------ similarly named constant `SYS_FUNMAP` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `fmap2` is not a member of trait `Scheme`
[INFO] [stdout]   --> src/scheme/memory.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | /     fn fmap2(&self, _id: usize, map: &Map2) -> Result<usize> {
[INFO] [stdout] 35 | |         //TODO: Abstract with other grant creation
[INFO] [stdout] 36 | |         if map.size == 0 {
[INFO] [stdout] 37 | |             Ok(0)
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         }
[INFO] [stdout] 65 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Scheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `fmap2` is not a member of trait `Scheme`
[INFO] [stdout]    --> src/scheme/user.rs:395:5
[INFO] [stdout]     |
[INFO] [stdout] 395 | /     fn fmap2(&self, file: usize, map: &Map2) -> Result<usize> {
[INFO] [stdout] 396 | |         let inner = self.inner.upgrade().ok_or(Error::new(ENODEV))?;
[INFO] [stdout] 397 | |
[INFO] [stdout] 398 | |         let (pid, uid, gid, context_lock, desc) = {
[INFO] [stdout] ...   |
[INFO] [stdout] 440 | |         result
[INFO] [stdout] 441 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Scheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `funmap2` is not a member of trait `Scheme`
[INFO] [stdout]    --> src/scheme/user.rs:469:5
[INFO] [stdout]     |
[INFO] [stdout] 469 | /     fn funmap2(&self, grant_address: usize, size: usize) -> Result<usize> {
[INFO] [stdout] 470 | |         let inner = self.inner.upgrade().ok_or(Error::new(ENODEV))?;
[INFO] [stdout] 471 | |         let address_opt = {
[INFO] [stdout] 472 | |             let mut funmap = inner.funmap.lock();
[INFO] [stdout] ...   |
[INFO] [stdout] 505 | |         }
[INFO] [stdout] 506 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Scheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SYS_FMAP2` in this scope
[INFO] [stdout]    --> src/scheme/user.rs:432:16
[INFO] [stdout]     |
[INFO] [stdout] 432 |             a: SYS_FMAP2,
[INFO] [stdout]     |                ^^^^^^^^^ help: a constant with a similar name exists: `SYS_FMAP`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.1/src/number.rs:31:1
[INFO] [stdout]     |
[INFO] [stdout] 31  | pub const SYS_FMAP: usize =       SYS_CLASS_FILE | SYS_ARG_SLICE | 900;
[INFO] [stdout]     | ----------------------------------------------------------------------- similarly named constant `SYS_FMAP` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SYS_FUNMAP2` in this scope
[INFO] [stdout]    --> src/scheme/user.rs:502:24
[INFO] [stdout]     |
[INFO] [stdout] 502 |             inner.call(SYS_FUNMAP2, user_address, size, 0)
[INFO] [stdout]     |                        ^^^^^^^^^^^ help: a constant with a similar name exists: `SYS_FUNMAP`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.2.1/src/number.rs:33:1
[INFO] [stdout]     |
[INFO] [stdout] 33  | pub const SYS_FUNMAP: usize =     SYS_CLASS_FILE | 92;
[INFO] [stdout]     | ------------------------------------------------------ similarly named constant `SYS_FUNMAP` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0050]: method `funmap` has 2 parameters but the declaration in trait `syscall::syscall::Scheme::funmap` has 3
[INFO] [stdout]    --> src/scheme/user.rs:443:15
[INFO] [stdout]     |
[INFO] [stdout] 443 |     fn funmap(&self, grant_address: usize) -> Result<usize> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 3 parameters, found 2
[INFO] [stdout]     |
[INFO] [stdout]     = note: `funmap` from trait: `fn(&Self, usize, usize) -> core::result::Result<usize, syscall::syscall::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0050]: method `funmap` has 2 parameters but the declaration in trait `syscall::syscall::Scheme::funmap` has 3
[INFO] [stdout]    --> src/scheme/user.rs:443:15
[INFO] [stdout]     |
[INFO] [stdout] 443 |     fn funmap(&self, grant_address: usize) -> Result<usize> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 3 parameters, found 2
[INFO] [stdout]     |
[INFO] [stdout]     = note: `funmap` from trait: `fn(&Self, usize, usize) -> core::result::Result<usize, syscall::syscall::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fmap2` found for reference `&MemoryScheme` in the current scope
[INFO] [stdout]   --> src/scheme/memory.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |         self.fmap2(id, &Map2 {
[INFO] [stdout]    |              ^^^^^ method not found in `&MemoryScheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fmap2` found for reference `&MemoryScheme` in the current scope
[INFO] [stdout]   --> src/scheme/memory.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |         self.fmap2(id, &Map2 {
[INFO] [stdout]    |              ^^^^^ method not found in `&MemoryScheme`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/scheme/user.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |             fmap: Mutex::new(BTreeMap::new()),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^ cannot infer type for type parameter `K`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/scheme/user.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |             fmap: Mutex::new(BTreeMap::new()),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^ cannot infer type for type parameter `K`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/syscall/fs.rs:478:30
[INFO] [stdout]     |
[INFO] [stdout] 478 |             let res = scheme.funmap(virtual_address);
[INFO] [stdout]     |                              ^^^^^^ --------------- supplied 1 argument
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `funmap2` found for struct `Arc<dyn Scheme + Send + Sync>` in the current scope
[INFO] [stdout]    --> src/syscall/fs.rs:544:26
[INFO] [stdout]     |
[INFO] [stdout] 544 |         let res = scheme.funmap2(intersection.start_address().get(), intersection.size());
[INFO] [stdout]     |                          ^^^^^^^ help: there is an associated function with a similar name: `funmap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/syscall/fs.rs:478:30
[INFO] [stdout]     |
[INFO] [stdout] 478 |             let res = scheme.funmap(virtual_address);
[INFO] [stdout]     |                              ^^^^^^ --------------- supplied 1 argument
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `funmap2` found for struct `Arc<dyn Scheme + Send + Sync>` in the current scope
[INFO] [stdout]    --> src/syscall/fs.rs:544:26
[INFO] [stdout]     |
[INFO] [stdout] 544 |         let res = scheme.funmap2(intersection.start_address().get(), intersection.size());
[INFO] [stdout]     |                          ^^^^^^^ help: there is an associated function with a similar name: `funmap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0050, E0061, E0282, E0407, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0050`.
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] Some errors have detailed explanations: E0050, E0061, E0282, E0407, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stderr] warning: location not found: environment variable not found, please set proper INITFS_FOLDER.
[INFO] [stdout] For more information about an error, try `rustc --explain E0050`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `kernel`.
[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] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: location not found: environment variable not found, please set proper INITFS_FOLDER.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "06892738108fb9933e4c1b4fca988e295cbad7f34c5f2afaf8a2944bf965a72e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06892738108fb9933e4c1b4fca988e295cbad7f34c5f2afaf8a2944bf965a72e", kill_on_drop: false }`
[INFO] [stdout] 06892738108fb9933e4c1b4fca988e295cbad7f34c5f2afaf8a2944bf965a72e
