[INFO] fetching crate dynstack 0.4.0...
[INFO] checking dynstack-0.4.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate dynstack 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate dynstack 0.4.0
[INFO] finished tweaking crates.io crate dynstack 0.4.0
[INFO] tweaked toml for crates.io crate dynstack 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dynstack 0.4.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 69 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.1.2 (available: v0.8.2)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1672b3c8cb6a028b46351a5a9f54af38526e88abdd202fee02bcf2d533872ad
[INFO] running `Command { std: "docker" "start" "-a" "f1672b3c8cb6a028b46351a5a9f54af38526e88abdd202fee02bcf2d533872ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1672b3c8cb6a028b46351a5a9f54af38526e88abdd202fee02bcf2d533872ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1672b3c8cb6a028b46351a5a9f54af38526e88abdd202fee02bcf2d533872ad", kill_on_drop: false }`
[INFO] [stdout] f1672b3c8cb6a028b46351a5a9f54af38526e88abdd202fee02bcf2d533872ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e9e066429e55e525eec58b716a129945652f4bb9e69fac785cf766065a015ed
[INFO] running `Command { std: "docker" "start" "-a" "0e9e066429e55e525eec58b716a129945652f4bb9e69fac785cf766065a015ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling dynstack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking criterion-plot v0.1.3
[INFO] [stderr]     Checking criterion-stats v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking criterion v0.1.2
[INFO] [stdout] error: macro expansion ignores `;` and any tokens following
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/criterion-0.1.2/src/macros_private.rs:17:36
[INFO] [stdout]     |
[INFO] [stdout]  17 |         try_else_return!($x, || {});
[INFO] [stdout]     |                                    ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/criterion-0.1.2/src/plot/mod.rs:531:28
[INFO] [stdout]     |
[INFO] [stdout] 531 |     let contents: Vec<_> = try_else_return!(fs::ls(&dir)).map(|e| e.unwrap().path()).collect();
[INFO] [stdout]     |                            ------------------------------ caused by the macro expansion here
[INFO] [stdout]     |
[INFO] [stdout]     = note: the usage of `try_else_return!` is likely invalid in expression context
[INFO] [stdout] help: you might be missing a semicolon here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/criterion-0.1.2/src/plot/mod.rs:531:58
[INFO] [stdout]     |
[INFO] [stdout] 531 |     let contents: Vec<_> = try_else_return!(fs::ls(&dir));.map(|e| e.unwrap().path()).collect();
[INFO] [stdout]     |                                                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `criterion` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0e9e066429e55e525eec58b716a129945652f4bb9e69fac785cf766065a015ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9e066429e55e525eec58b716a129945652f4bb9e69fac785cf766065a015ed", kill_on_drop: false }`
[INFO] [stdout] 0e9e066429e55e525eec58b716a129945652f4bb9e69fac785cf766065a015ed
