[INFO] cloning repository https://github.com/elliottpope/TreasurMAP
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elliottpope/TreasurMAP" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliottpope%2FTreasurMAP", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliottpope%2FTreasurMAP'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ea408470d18ceb8bb80616025f1d2cd8777e002
[INFO] checking elliottpope/TreasurMAP against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliottpope%2FTreasurMAP" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elliottpope/TreasurMAP on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elliottpope/TreasurMAP
[INFO] finished tweaking git repo https://github.com/elliottpope/TreasurMAP
[INFO] tweaked toml for git repo https://github.com/elliottpope/TreasurMAP written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/elliottpope/TreasurMAP 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bcrypt v0.14.0
[INFO] [stderr]   Downloaded async-attributes v1.1.2
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded concurrent-queue v1.2.4
[INFO] [stderr]   Downloaded atomic-waker v1.0.0
[INFO] [stderr]   Downloaded blocking v1.2.0
[INFO] [stderr]   Downloaded gloo-timers v0.2.4
[INFO] [stderr]   Downloaded imap-proto v0.10.2
[INFO] [stderr]   Downloaded cache-padded v1.2.0
[INFO] [stderr]   Downloaded async-executor v1.4.1
[INFO] [stderr]   Downloaded imap v2.4.1
[INFO] [stderr]   Downloaded async-global-executor v2.2.0
[INFO] [stderr]   Downloaded async-channel v1.6.1
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded polling v2.2.0
[INFO] [stderr]   Downloaded async-io v1.7.0
[INFO] [stderr]   Downloaded async-listen v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98bcbd4f0941b6609df3d349c3dbc7b70e0be20e7ec67ed9bda8a99cff4fa7a7
[INFO] running `Command { std: "docker" "start" "-a" "98bcbd4f0941b6609df3d349c3dbc7b70e0be20e7ec67ed9bda8a99cff4fa7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98bcbd4f0941b6609df3d349c3dbc7b70e0be20e7ec67ed9bda8a99cff4fa7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bcbd4f0941b6609df3d349c3dbc7b70e0be20e7ec67ed9bda8a99cff4fa7a7", kill_on_drop: false }`
[INFO] [stdout] 98bcbd4f0941b6609df3d349c3dbc7b70e0be20e7ec67ed9bda8a99cff4fa7a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 715fc4e989aa835fe2c96ef2261968455bdb5c8234a0925074fab962138f749f
[INFO] running `Command { std: "docker" "start" "-a" "715fc4e989aa835fe2c96ef2261968455bdb5c8234a0925074fab962138f749f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]     Checking value-bag v1.4.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "715fc4e989aa835fe2c96ef2261968455bdb5c8234a0925074fab962138f749f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715fc4e989aa835fe2c96ef2261968455bdb5c8234a0925074fab962138f749f", kill_on_drop: false }`
[INFO] [stdout] 715fc4e989aa835fe2c96ef2261968455bdb5c8234a0925074fab962138f749f