[INFO] fetching crate yaml-peg 0.19.0...
[INFO] checking yaml-peg-0.19.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate yaml-peg 0.19.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate yaml-peg 0.19.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaml-peg 0.19.0
[INFO] finished tweaking crates.io crate yaml-peg 0.19.0
[INFO] tweaked toml for crates.io crate yaml-peg 0.19.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ahash v0.7.6
[INFO] [stderr]   Downloaded ritelinked v0.3.2
[INFO] [stderr]   Downloaded griddle v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "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] a4d0aa57d44c70028f49a303038f291903f92c887751e51c48ef62b123d5aed1
[INFO] running `Command { std: "docker" "start" "-a" "a4d0aa57d44c70028f49a303038f291903f92c887751e51c48ef62b123d5aed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d0aa57d44c70028f49a303038f291903f92c887751e51c48ef62b123d5aed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d0aa57d44c70028f49a303038f291903f92c887751e51c48ef62b123d5aed1", kill_on_drop: false }`
[INFO] [stdout] a4d0aa57d44c70028f49a303038f291903f92c887751e51c48ef62b123d5aed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef56d02b1261c6744ea6ad2d5a091ad2cb195f0a7a897468bf73a158e8ca24f5
[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" "ef56d02b1261c6744ea6ad2d5a091ad2cb195f0a7a897468bf73a158e8ca24f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking griddle v0.5.2
[INFO] [stderr]     Checking ritelinked v0.3.2
[INFO] [stderr]     Checking yaml-peg v0.19.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `to_string` found for reference `&'static str` in the current scope
[INFO] [stdout]   --> src/tests/mod.rs:38:50
[INFO] [stdout]    |
[INFO] [stdout] 38 |                     node!(YamlBase::Float("2e-4".to_string())),
[INFO] [stdout]    |                                                  ^^^^^^^^^ method not found in `&'static str`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]            `use crate::alloc::string::ToString;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_string` found for reference `&'static str` in the current scope
[INFO] [stdout]   --> src/tests/mod.rs:39:49
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     node!(YamlBase::Float("NaN".to_string())),
[INFO] [stdout]    |                                                 ^^^^^^^^^ method not found in `&'static str`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]            `use crate::alloc::string::ToString;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_string` found for reference `&'static str` in the current scope
[INFO] [stdout]   --> src/tests/mod.rs:40:50
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     node!(YamlBase::Float("-inf".to_string())),
[INFO] [stdout]    |                                                  ^^^^^^^^^ method not found in `&'static str`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]            `use crate::alloc::string::ToString;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yaml-peg` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "ef56d02b1261c6744ea6ad2d5a091ad2cb195f0a7a897468bf73a158e8ca24f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef56d02b1261c6744ea6ad2d5a091ad2cb195f0a7a897468bf73a158e8ca24f5", kill_on_drop: false }`
[INFO] [stdout] ef56d02b1261c6744ea6ad2d5a091ad2cb195f0a7a897468bf73a158e8ca24f5
