[INFO] cloning repository https://github.com/cvybhu/lbbench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cvybhu/lbbench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcvybhu%2Flbbench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcvybhu%2Flbbench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3cbb747e5e6bad3b6d1c8f04432e591833ef5fd1
[INFO] checking cvybhu/lbbench against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcvybhu%2Flbbench" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cvybhu/lbbench
[INFO] finished tweaking git repo https://github.com/cvybhu/lbbench
[INFO] tweaked toml for git repo https://github.com/cvybhu/lbbench written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cvybhu/lbbench 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] crate git repo https://github.com/cvybhu/lbbench already has a lockfile, it will not be regenerated
[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] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 66181f1db23ae64a0581c5ec2b6ac532f9c4d3d2a6ecbdb8aa964f0a57f9c07b
[INFO] running `Command { std: "docker" "start" "-a" "66181f1db23ae64a0581c5ec2b6ac532f9c4d3d2a6ecbdb8aa964f0a57f9c07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66181f1db23ae64a0581c5ec2b6ac532f9c4d3d2a6ecbdb8aa964f0a57f9c07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66181f1db23ae64a0581c5ec2b6ac532f9c4d3d2a6ecbdb8aa964f0a57f9c07b", kill_on_drop: false }`
[INFO] [stdout] 66181f1db23ae64a0581c5ec2b6ac532f9c4d3d2a6ecbdb8aa964f0a57f9c07b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] de643d953a63a0ce63a4fa972a113b901e8be509af8a85c17e72ffe8d84fb1bb
[INFO] running `Command { std: "docker" "start" "-a" "de643d953a63a0ce63a4fa972a113b901e8be509af8a85c17e72ffe8d84fb1bb", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling winnow v0.3.5
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling snap v1.1.0
[INFO] [stderr]    Compiling async-trait v0.1.66
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking lz4_flex v0.9.5
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking histogram v0.6.9
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/wrapper.rs:475:33
[INFO] [stdout]     |
[INFO] [stdout] 475 |                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 475 -                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout] 475 +                 let LineColumn { line, column } = s.start();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/wrapper.rs:489:33
[INFO] [stdout]     |
[INFO] [stdout] 489 |                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 489 -                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout] 489 +                 let LineColumn { line, column } = s.end();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stdout] Some errors have detailed explanations: E0422, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "de643d953a63a0ce63a4fa972a113b901e8be509af8a85c17e72ffe8d84fb1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de643d953a63a0ce63a4fa972a113b901e8be509af8a85c17e72ffe8d84fb1bb", kill_on_drop: false }`
[INFO] [stdout] de643d953a63a0ce63a4fa972a113b901e8be509af8a85c17e72ffe8d84fb1bb
