[INFO] fetching crate mtgadmin 1.0.5...
[INFO] checking mtgadmin-1.0.5 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate mtgadmin 1.0.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mtgadmin 1.0.5
[INFO] finished tweaking crates.io crate mtgadmin 1.0.5
[INFO] tweaked toml for crates.io crate mtgadmin 1.0.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtgadmin 1.0.5 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mtgadmin 1.0.5 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `mtgadmin` which is deprecated
[INFO] [stderr] warning: unused manifest key: bin.0.plugin
[INFO] [stderr] warning: unused manifest key: lib.plugin
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74ca143c6558acc8311729d4307105060afab09e0040f3cdb97be88966856a7c
[INFO] running `Command { std: "docker" "start" "-a" "74ca143c6558acc8311729d4307105060afab09e0040f3cdb97be88966856a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74ca143c6558acc8311729d4307105060afab09e0040f3cdb97be88966856a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ca143c6558acc8311729d4307105060afab09e0040f3cdb97be88966856a7c", kill_on_drop: false }`
[INFO] [stdout] 74ca143c6558acc8311729d4307105060afab09e0040f3cdb97be88966856a7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40df8a197a06fe5749bc5e1b2bfd3257af5e6f7bbdbb44f74cf487a69f213431
[INFO] running `Command { std: "docker" "start" "-a" "40df8a197a06fe5749bc5e1b2bfd3257af5e6f7bbdbb44f74cf487a69f213431", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `mtgadmin` which is deprecated
[INFO] [stderr] warning: unused manifest key: bin.0.plugin
[INFO] [stderr] warning: unused manifest key: lib.plugin
[INFO] [stderr] warning: mtgadmin v1.0.5 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-checkmate` which is missing a lib target
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling bytesize v1.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling bstr v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling human_format v1.0.3
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "40df8a197a06fe5749bc5e1b2bfd3257af5e6f7bbdbb44f74cf487a69f213431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40df8a197a06fe5749bc5e1b2bfd3257af5e6f7bbdbb44f74cf487a69f213431", kill_on_drop: false }`
[INFO] [stdout] 40df8a197a06fe5749bc5e1b2bfd3257af5e6f7bbdbb44f74cf487a69f213431