[INFO] fetching crate behold 0.1.3...
[INFO] checking behold-0.1.3 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate behold 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate behold 0.1.3 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 behold 0.1.3
[INFO] finished tweaking crates.io crate behold 0.1.3
[INFO] tweaked toml for crates.io crate behold 0.1.3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded tempfile v3.2.0
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded redox_syscall v0.2.10
[INFO] [stderr]   Downloaded skeptic v0.13.6
[INFO] [stderr]   Downloaded rand_core v0.6.3
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded itoa v0.4.8
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded serde_json v1.0.68
[INFO] [stderr]   Downloaded semver-parser v0.10.2
[INFO] [stderr]   Downloaded serde v1.0.130
[INFO] [stderr]   Downloaded pest v2.1.3
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded bytecount v0.6.2
[INFO] [stderr]   Downloaded semver v0.11.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.30
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded serde_derive v1.0.130
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded cargo-platform v0.1.2
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.14
[INFO] [stderr]   Downloaded rand_chacha v0.3.1
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded walkdir v2.3.2
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[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] [stdout] 5ab3eeb105ee806c6a86bce6cf1857566c9a38a0372d9d203a0aead5cc76663e
[INFO] running `Command { std: "docker" "start" "-a" "5ab3eeb105ee806c6a86bce6cf1857566c9a38a0372d9d203a0aead5cc76663e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ab3eeb105ee806c6a86bce6cf1857566c9a38a0372d9d203a0aead5cc76663e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab3eeb105ee806c6a86bce6cf1857566c9a38a0372d9d203a0aead5cc76663e", kill_on_drop: false }`
[INFO] [stdout] 5ab3eeb105ee806c6a86bce6cf1857566c9a38a0372d9d203a0aead5cc76663e
[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] 0245e9fba4fc7e12ee659dc120459da6bfe92459054b1263908b9c36aaadbecf
[INFO] running `Command { std: "docker" "start" "-a" "0245e9fba4fc7e12ee659dc120459da6bfe92459054b1263908b9c36aaadbecf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking skeptic v0.13.6
[INFO] [stderr]    Compiling behold v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn call(&self, f: &Fn()) {
[INFO] [stdout]     |                            ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn call(&self, f: &Fn()) {
[INFO] [stdout]     |                            ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.61s
[INFO] running `Command { std: "docker" "inspect" "0245e9fba4fc7e12ee659dc120459da6bfe92459054b1263908b9c36aaadbecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0245e9fba4fc7e12ee659dc120459da6bfe92459054b1263908b9c36aaadbecf", kill_on_drop: false }`
[INFO] [stdout] 0245e9fba4fc7e12ee659dc120459da6bfe92459054b1263908b9c36aaadbecf
