[INFO] cloning repository https://github.com/geluso/rust_mysql_json_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geluso/rust_mysql_json_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeluso%2Frust_mysql_json_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeluso%2Frust_mysql_json_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb91fe788e55da7478cf55339c7cceff290dd60d
[INFO] checking geluso/rust_mysql_json_server against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeluso%2Frust_mysql_json_server" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geluso/rust_mysql_json_server on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/geluso/rust_mysql_json_server
[INFO] finished tweaking git repo https://github.com/geluso/rust_mysql_json_server
[INFO] tweaked toml for git repo https://github.com/geluso/rust_mysql_json_server written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/geluso/rust_mysql_json_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4be6dcbc1b15cce02a9a311fad7fc07dee40a4f6abb221d79208f4e8e08c27fa
[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" "4be6dcbc1b15cce02a9a311fad7fc07dee40a4f6abb221d79208f4e8e08c27fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4be6dcbc1b15cce02a9a311fad7fc07dee40a4f6abb221d79208f4e8e08c27fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be6dcbc1b15cce02a9a311fad7fc07dee40a4f6abb221d79208f4e8e08c27fa", kill_on_drop: false }`
[INFO] [stdout] 4be6dcbc1b15cce02a9a311fad7fc07dee40a4f6abb221d79208f4e8e08c27fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73aa10717ecceba4f2a9e83f4c2d7c65299613a6406f3138ee616c327dfe3fbd
[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" "73aa10717ecceba4f2a9e83f4c2d7c65299613a6406f3138ee616c327dfe3fbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]    Compiling mysql v16.0.1
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking stackvector v1.0.2
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking lexical-core v0.4.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking nix v0.13.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking twox-hash v1.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking lexical v2.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking regex v1.1.6
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking mysql_common v0.17.0
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking rust_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.13s
[INFO] running `Command { std: "docker" "inspect" "73aa10717ecceba4f2a9e83f4c2d7c65299613a6406f3138ee616c327dfe3fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73aa10717ecceba4f2a9e83f4c2d7c65299613a6406f3138ee616c327dfe3fbd", kill_on_drop: false }`
[INFO] [stdout] 73aa10717ecceba4f2a9e83f4c2d7c65299613a6406f3138ee616c327dfe3fbd