[INFO] cloning repository https://github.com/hjarrell/forest_tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hjarrell/forest_tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Fforest_tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Fforest_tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 436675cbe8281f21ba55a0b67bdc5325001331d3
[INFO] checking hjarrell/forest_tools against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Fforest_tools" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hjarrell/forest_tools on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hjarrell/forest_tools
[INFO] finished tweaking git repo https://github.com/hjarrell/forest_tools
[INFO] tweaked toml for git repo https://github.com/hjarrell/forest_tools written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/hjarrell/forest_tools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b87ec38f76cb0f2167621a97442a9433b5f471a217331be42cfa231164a49b1
[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" "5b87ec38f76cb0f2167621a97442a9433b5f471a217331be42cfa231164a49b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b87ec38f76cb0f2167621a97442a9433b5f471a217331be42cfa231164a49b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b87ec38f76cb0f2167621a97442a9433b5f471a217331be42cfa231164a49b1", kill_on_drop: false }`
[INFO] [stdout] 5b87ec38f76cb0f2167621a97442a9433b5f471a217331be42cfa231164a49b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 986ab6cc443a63fe984f7fc919c728f5287e65f783a3869ede063814d3e9c9ba
[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" "986ab6cc443a63fe984f7fc919c728f5287e65f783a3869ede063814d3e9c9ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling io-enum v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling mysql v17.0.0
[INFO] [stderr]     Checking rio_api v0.3.1
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking rio_turtle v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling lexical v4.0.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr]     Checking rust_decimal v1.0.3
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling derive_utils v0.9.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking mysql_common v0.19.2
[INFO] [stderr]     Checking forest_tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.08s
[INFO] running `Command { std: "docker" "inspect" "986ab6cc443a63fe984f7fc919c728f5287e65f783a3869ede063814d3e9c9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986ab6cc443a63fe984f7fc919c728f5287e65f783a3869ede063814d3e9c9ba", kill_on_drop: false }`
[INFO] [stdout] 986ab6cc443a63fe984f7fc919c728f5287e65f783a3869ede063814d3e9c9ba