[INFO] fetching crate cake 0.1.0...
[INFO] checking cake-0.1.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate cake 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cake 0.1.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cake 0.1.0
[INFO] finished tweaking crates.io crate cake 0.1.0
[INFO] tweaked toml for crates.io crate cake 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2488b95a4252cb3d2d5bdc629f2d9e7cd4b048d420fec632ac4564a78c40338
[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" "a2488b95a4252cb3d2d5bdc629f2d9e7cd4b048d420fec632ac4564a78c40338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2488b95a4252cb3d2d5bdc629f2d9e7cd4b048d420fec632ac4564a78c40338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2488b95a4252cb3d2d5bdc629f2d9e7cd4b048d420fec632ac4564a78c40338", kill_on_drop: false }`
[INFO] [stdout] a2488b95a4252cb3d2d5bdc629f2d9e7cd4b048d420fec632ac4564a78c40338
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 7c52e72321fd1ec7f997f18f3b1e1d3b14229b18c201503be325d9b9e49135cc
[INFO] running `Command { std: "docker" "start" "-a" "7c52e72321fd1ec7f997f18f3b1e1d3b14229b18c201503be325d9b9e49135cc", kill_on_drop: false }`
[INFO] [stderr]     Checking deque v0.3.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rayon v0.4.3
[INFO] [stderr]     Checking cake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / build! {
[INFO] [stdout] 7  | |     start(sodium, libstd) => cmd!("ls"; in "src"),
[INFO] [stdout] 8  | |     sodium(libstd, libextra) => println!("yay"),
[INFO] [stdout] 9  | |     libstd() => println!("libstd"),
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     run() => println!("check"),
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "7c52e72321fd1ec7f997f18f3b1e1d3b14229b18c201503be325d9b9e49135cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c52e72321fd1ec7f997f18f3b1e1d3b14229b18c201503be325d9b9e49135cc", kill_on_drop: false }`
[INFO] [stdout] 7c52e72321fd1ec7f997f18f3b1e1d3b14229b18c201503be325d9b9e49135cc