[INFO] cloning repository https://github.com/r3v2d0g/pr0j3c75
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r3v2d0g/pr0j3c75" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr3v2d0g%2Fpr0j3c75", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr3v2d0g%2Fpr0j3c75'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 716f756c6a9f9c9d16377a94387bbe78fbb8d810
[INFO] testing r3v2d0g/pr0j3c75 against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr3v2d0g%2Fpr0j3c75" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/r3v2d0g/pr0j3c75
[INFO] finished tweaking git repo https://github.com/r3v2d0g/pr0j3c75
[INFO] tweaked toml for git repo https://github.com/r3v2d0g/pr0j3c75 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/r3v2d0g/pr0j3c75 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/r3v2d0g/pr0j3c75 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded fuser v0.6.0
[INFO] [stderr]   Downloaded pico-args v0.3.4
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded syn v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b3b60217a8d80f71e084c47893e000bbffdff6c5d73852caf71f32eae9e1ead
[INFO] running `Command { std: "docker" "start" "-a" "2b3b60217a8d80f71e084c47893e000bbffdff6c5d73852caf71f32eae9e1ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b3b60217a8d80f71e084c47893e000bbffdff6c5d73852caf71f32eae9e1ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3b60217a8d80f71e084c47893e000bbffdff6c5d73852caf71f32eae9e1ead", kill_on_drop: false }`
[INFO] [stdout] 2b3b60217a8d80f71e084c47893e000bbffdff6c5d73852caf71f32eae9e1ead
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1dadb16ce40265fa5731cd17cb18ba4e5c985b52a11e8fe8dae0bd58d9a0eb2
[INFO] running `Command { std: "docker" "start" "-a" "a1dadb16ce40265fa5731cd17cb18ba4e5c985b52a11e8fe8dae0bd58d9a0eb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling pico-args v0.3.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling fuser v0.6.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling pr0j3c75 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(option_expect_none)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `option_expect_none`
[INFO] [stdout]   --> src/main.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(option_expect_none)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `std::option::Option` in the current scope
[INFO] [stdout]   --> src/groups.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         self.by_ino.insert(self.ino, Group {
[INFO] [stdout] 57 | |             by_ino: projects.iter().map(|(name, ino)| (*ino, name.clone())).collect(),
[INFO] [stdout] 58 | |             by_name: projects,
[INFO] [stdout] 59 | |         }).expect_none("group already exists");
[INFO] [stdout]    | |___________-^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `expect` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 59 -         }).expect_none("group already exists");
[INFO] [stdout] 59 +         }).expect("group already exists");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `std::option::Option` in the current scope
[INFO] [stdout]   --> src/mirrors.rs:68:53
[INFO] [stdout]    |
[INFO] [stdout] 68 |         self.by_name.insert(name.clone(), self.ino).expect_none("mirror already exists");
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `expect` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 68 -         self.by_name.insert(name.clone(), self.ino).expect_none("mirror already exists");
[INFO] [stdout] 68 +         self.by_name.insert(name.clone(), self.ino).expect("mirror already exists");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `std::option::Option` in the current scope
[INFO] [stdout]   --> src/mirrors.rs:91:40
[INFO] [stdout]    |
[INFO] [stdout] 91 |         self.by_name.insert(name, ino).expect_none("mirror already exists");
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `expect` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 91 -         self.by_name.insert(name, ino).expect_none("mirror already exists");
[INFO] [stdout] 91 +         self.by_name.insert(name, ino).expect("mirror already exists");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `std::option::Option` in the current scope
[INFO] [stdout]    --> src/mirrors.rs:278:45
[INFO] [stdout]     |
[INFO] [stdout] 278 |             self.by_name.insert(name, *ino).expect_none("mirror already contains path");
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `expect` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 278 -             self.by_name.insert(name, *ino).expect_none("mirror already contains path");
[INFO] [stdout] 278 +             self.by_name.insert(name, *ino).expect("mirror already contains path");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `std::option::Option` in the current scope
[INFO] [stdout]   --> src/projects.rs:62:53
[INFO] [stdout]    |
[INFO] [stdout] 62 |         self.by_name.insert(name.clone(), self.ino).expect_none("project already exists");
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `expect` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 62 -         self.by_name.insert(name.clone(), self.ino).expect_none("project already exists");
[INFO] [stdout] 62 +         self.by_name.insert(name.clone(), self.ino).expect("project already exists");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `expect_none` found for enum `std::option::Option` in the current scope
[INFO] [stdout]   --> src/projects.rs:79:40
[INFO] [stdout]    |
[INFO] [stdout] 79 |         self.by_name.insert(name, ino).expect_none("project already exists");
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `expect` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 79 -         self.by_name.insert(name, ino).expect_none("project already exists");
[INFO] [stdout] 79 +         self.by_name.insert(name, ino).expect("project already exists");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pr0j3c75` (bin "pr0j3c75") due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "a1dadb16ce40265fa5731cd17cb18ba4e5c985b52a11e8fe8dae0bd58d9a0eb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1dadb16ce40265fa5731cd17cb18ba4e5c985b52a11e8fe8dae0bd58d9a0eb2", kill_on_drop: false }`
[INFO] [stdout] a1dadb16ce40265fa5731cd17cb18ba4e5c985b52a11e8fe8dae0bd58d9a0eb2
