[INFO] cloning repository https://github.com/cpmpercussion/comp2300-discoserver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cpmpercussion/comp2300-discoserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpmpercussion%2Fcomp2300-discoserver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpmpercussion%2Fcomp2300-discoserver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 16655f161b91a3041a43845bb87f622846d7fdf9 [INFO] checking cpmpercussion/comp2300-discoserver against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpmpercussion%2Fcomp2300-discoserver" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cpmpercussion/comp2300-discoserver on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cpmpercussion/comp2300-discoserver [INFO] finished tweaking git repo https://github.com/cpmpercussion/comp2300-discoserver [INFO] tweaked toml for git repo https://github.com/cpmpercussion/comp2300-discoserver written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cpmpercussion/comp2300-discoserver 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thiserror v1.0.14 [INFO] [stderr] Downloaded plain v0.2.3 [INFO] [stderr] Downloaded scroll_derive v0.9.5 [INFO] [stderr] Downloaded stdweb v0.1.3 [INFO] [stderr] Downloaded ppv-lite86 v0.2.6 [INFO] [stderr] Downloaded coreaudio-sys v0.2.4 [INFO] [stderr] Downloaded thiserror-impl v1.0.14 [INFO] [stderr] Downloaded alsa-sys v0.1.2 [INFO] [stderr] Downloaded pkg-config v0.3.17 [INFO] [stderr] Downloaded core-foundation-sys v0.6.2 [INFO] [stderr] Downloaded clang-sys v0.29.3 [INFO] [stderr] Downloaded nom v5.1.1 [INFO] [stderr] Downloaded regex-syntax v0.6.17 [INFO] [stderr] Downloaded libc v0.2.68 [INFO] [stderr] Downloaded cc v1.0.50 [INFO] [stderr] Downloaded regex v1.3.6 [INFO] [stderr] Downloaded bindgen v0.53.2 [INFO] [stderr] Downloaded goblin v0.0.22 [INFO] [stderr] Downloaded coreaudio-rs v0.9.1 [INFO] [stderr] Downloaded num-traits v0.2.11 [INFO] [stderr] Downloaded cpal v0.11.0 [INFO] [stderr] Downloaded libloading v0.5.2 [INFO] [stderr] Downloaded scroll v0.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4bea35999ce4cd1400d1dee679cf33b5d03fe2b0ffb193c8096d3d85d5a004df [INFO] running `Command { std: "docker" "start" "-a" "4bea35999ce4cd1400d1dee679cf33b5d03fe2b0ffb193c8096d3d85d5a004df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bea35999ce4cd1400d1dee679cf33b5d03fe2b0ffb193c8096d3d85d5a004df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bea35999ce4cd1400d1dee679cf33b5d03fe2b0ffb193c8096d3d85d5a004df", kill_on_drop: false }` [INFO] [stdout] 4bea35999ce4cd1400d1dee679cf33b5d03fe2b0ffb193c8096d3d85d5a004df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50b1bd80526e8fe3e1c2cb75b1257906234114e55e33cd79713b48604141fc88 [INFO] running `Command { std: "docker" "start" "-a" "50b1bd80526e8fe3e1c2cb75b1257906234114e55e33cd79713b48604141fc88", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling scroll_derive v0.9.5 [INFO] [stderr] Compiling thiserror-impl v1.0.14 [INFO] [stderr] Checking goblin v0.0.22 [INFO] [stderr] Checking thiserror v1.0.14 [INFO] [stderr] Checking disco_emulator v1.2.1 (/opt/rustwide/workdir/disco_emulator) [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> disco_emulator/src/lib.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 21 | use std::{fmt, fs, string::String, option::Option}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> disco_emulator/src/lib.rs:21:36 [INFO] [stdout] | [INFO] [stdout] 21 | use std::{fmt, fs, string::String, option::Option}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> disco_emulator/src/lib.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 21 | use std::{fmt, fs, string::String, option::Option}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> disco_emulator/src/lib.rs:21:36 [INFO] [stdout] | [INFO] [stdout] 21 | use std::{fmt, fs, string::String, option::Option}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking discoserver v1.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/server/mod.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Read` is already imported here [INFO] [stdout] 11 | use std::io::{Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `disco_emulator` is imported redundantly [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use disco_emulator::{self, Board}; [INFO] [stdout] | ^^^^ the item `disco_emulator` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/server/mod.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Read` is already imported here [INFO] [stdout] 11 | use std::io::{Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `disco_emulator` is imported redundantly [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use disco_emulator::{self, Board}; [INFO] [stdout] | ^^^^ the item `disco_emulator` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.93s [INFO] running `Command { std: "docker" "inspect" "50b1bd80526e8fe3e1c2cb75b1257906234114e55e33cd79713b48604141fc88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50b1bd80526e8fe3e1c2cb75b1257906234114e55e33cd79713b48604141fc88", kill_on_drop: false }` [INFO] [stdout] 50b1bd80526e8fe3e1c2cb75b1257906234114e55e33cd79713b48604141fc88 [INFO] checking cpmpercussion/comp2300-discoserver against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpmpercussion%2Fcomp2300-discoserver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cpmpercussion/comp2300-discoserver on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cpmpercussion/comp2300-discoserver [INFO] finished tweaking git repo https://github.com/cpmpercussion/comp2300-discoserver [INFO] tweaked toml for git repo https://github.com/cpmpercussion/comp2300-discoserver written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cpmpercussion/comp2300-discoserver 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bbd881a4edd168044c93c07cac1be53aa429236e2f8da5927f636468c74ad6c [INFO] running `Command { std: "docker" "start" "-a" "5bbd881a4edd168044c93c07cac1be53aa429236e2f8da5927f636468c74ad6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bbd881a4edd168044c93c07cac1be53aa429236e2f8da5927f636468c74ad6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bbd881a4edd168044c93c07cac1be53aa429236e2f8da5927f636468c74ad6c", kill_on_drop: false }` [INFO] [stdout] 5bbd881a4edd168044c93c07cac1be53aa429236e2f8da5927f636468c74ad6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 518bf9a7d0a63b9bbbca5544d17e4eb928e27231e27b2aca027fa73b0f90e35c [INFO] running `Command { std: "docker" "start" "-a" "518bf9a7d0a63b9bbbca5544d17e4eb928e27231e27b2aca027fa73b0f90e35c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling scroll_derive v0.9.5 [INFO] [stderr] Compiling thiserror-impl v1.0.14 [INFO] [stderr] Checking goblin v0.0.22 [INFO] [stderr] Checking thiserror v1.0.14 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/goblin-0.0.22/src/pe/exception.rs:678:13 [INFO] [stdout] | [INFO] [stdout] 678 | Err(scroll::Error::BadInput { [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 678 | Err::(scroll::Error::BadInput { [INFO] [stdout] | ++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `goblin` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "518bf9a7d0a63b9bbbca5544d17e4eb928e27231e27b2aca027fa73b0f90e35c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "518bf9a7d0a63b9bbbca5544d17e4eb928e27231e27b2aca027fa73b0f90e35c", kill_on_drop: false }` [INFO] [stdout] 518bf9a7d0a63b9bbbca5544d17e4eb928e27231e27b2aca027fa73b0f90e35c