[INFO] fetching crate redif 0.1.1...
[INFO] checking redif-0.1.1 against beta for pr-78714
[INFO] extracting crate redif 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate redif 0.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redif 0.1.1
[INFO] finished tweaking crates.io crate redif 0.1.1
[INFO] tweaked toml for crates.io crate redif 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 9e37517cd848216505be2f428d7bd086f9db1b53a651aea37df77df7b4c1c808
[INFO] running `Command { std: "docker" "start" "-a" "9e37517cd848216505be2f428d7bd086f9db1b53a651aea37df77df7b4c1c808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e37517cd848216505be2f428d7bd086f9db1b53a651aea37df77df7b4c1c808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e37517cd848216505be2f428d7bd086f9db1b53a651aea37df77df7b4c1c808", kill_on_drop: false }`
[INFO] [stdout] 9e37517cd848216505be2f428d7bd086f9db1b53a651aea37df77df7b4c1c808
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b0fa1c152f23f7bb00bd7cf168c2021b17231a54a953a144f29c4032508fcfe4
[INFO] running `Command { std: "docker" "start" "-a" "b0fa1c152f23f7bb00bd7cf168c2021b17231a54a953a144f29c4032508fcfe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking amy v0.8.2
[INFO] [stderr]     Checking redif v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 |                 try!(write!(fmt, "bulk("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |                         try!(write!(fmt, ", "));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:249:21
[INFO] [stdout]     |
[INFO] [stdout] 249 |                     try!(write!(fmt, "{:?}", val));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on constants
[INFO] [stdout]    --> src/value.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: see issue #65833 <https://github.com/rust-lang/rust/issues/65833> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 |                 try!(write!(fmt, "bulk("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |                         try!(write!(fmt, ", "));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:249:21
[INFO] [stdout]     |
[INFO] [stdout] 249 |                     try!(write!(fmt, "{:?}", val));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on constants
[INFO] [stdout]    --> src/value.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: see issue #65833 <https://github.com/rust-lang/rust/issues/65833> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.78s
[INFO] running `Command { std: "docker" "inspect" "b0fa1c152f23f7bb00bd7cf168c2021b17231a54a953a144f29c4032508fcfe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0fa1c152f23f7bb00bd7cf168c2021b17231a54a953a144f29c4032508fcfe4", kill_on_drop: false }`
[INFO] [stdout] b0fa1c152f23f7bb00bd7cf168c2021b17231a54a953a144f29c4032508fcfe4