[INFO] updating cached repository https://github.com/lights0123/n-flashcards [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 02f89be2aaad202bdb4641ae47b2d9bb75b19748 [INFO] checking lights0123/n-flashcards against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flights0123%2Fn-flashcards" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lights0123/n-flashcards on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lights0123/n-flashcards [INFO] finished tweaking git repo https://github.com/lights0123/n-flashcards [INFO] tweaked toml for git repo https://github.com/lights0123/n-flashcards written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/lights0123/n-flashcards already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 548114e13a801eb23eb543e0a00836b70700ee4da9d1be73e00337cbc6133f04 [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" "548114e13a801eb23eb543e0a00836b70700ee4da9d1be73e00337cbc6133f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "548114e13a801eb23eb543e0a00836b70700ee4da9d1be73e00337cbc6133f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "548114e13a801eb23eb543e0a00836b70700ee4da9d1be73e00337cbc6133f04", kill_on_drop: false }` [INFO] [stdout] 548114e13a801eb23eb543e0a00836b70700ee4da9d1be73e00337cbc6133f04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92a948b18b36154d0592bbde7b95e426d0b27b034fafd24ea472e3a56247af37 [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" "92a948b18b36154d0592bbde7b95e426d0b27b034fafd24ea472e3a56247af37", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking cty v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking cty v0.2.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling ndless-static-vars v1.0.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking spin v0.5.0 [INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndless-static-vars-1.0.0/src/lib.rs:7:34 [INFO] [stdout] | [INFO] [stdout] 7 | pub static mut ARGUMENTS: Option> = None; [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 5 | use alloc::vec::Vec; [INFO] [stdout] | [INFO] [stdout] 5 | use crate::v1::Vec; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `String` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndless-static-vars-1.0.0/src/lib.rs:7:38 [INFO] [stdout] | [INFO] [stdout] 7 | pub static mut ARGUMENTS: Option> = None; [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 5 | use alloc::string::String; [INFO] [stdout] | [INFO] [stdout] 5 | use crate::v1::String; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'alloc_prelude' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndless-static-vars-1.0.0/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use alloc::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #58935 for more information [INFO] [stdout] = help: add `#![feature(alloc_prelude)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ndless-static-vars`. [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[E0412]: cannot find type `Vec` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndless-static-vars-1.0.0/src/lib.rs:7:34 [INFO] [stdout] | [INFO] [stdout] 7 | pub static mut ARGUMENTS: Option> = None; [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 5 | use alloc::vec::Vec; [INFO] [stdout] | [INFO] [stdout] 5 | use crate::v1::Vec; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `String` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndless-static-vars-1.0.0/src/lib.rs:7:38 [INFO] [stdout] | [INFO] [stdout] 7 | pub static mut ARGUMENTS: Option> = None; [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 5 | use alloc::string::String; [INFO] [stdout] | [INFO] [stdout] 5 | use crate::v1::String; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'alloc_prelude' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndless-static-vars-1.0.0/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use alloc::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #58935 for more information [INFO] [stdout] = help: add `#![feature(alloc_prelude)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "92a948b18b36154d0592bbde7b95e426d0b27b034fafd24ea472e3a56247af37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92a948b18b36154d0592bbde7b95e426d0b27b034fafd24ea472e3a56247af37", kill_on_drop: false }` [INFO] [stdout] 92a948b18b36154d0592bbde7b95e426d0b27b034fafd24ea472e3a56247af37