[INFO] cloning repository https://github.com/benmtz/birthday-greetings-kata-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benmtz/birthday-greetings-kata-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenmtz%2Fbirthday-greetings-kata-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenmtz%2Fbirthday-greetings-kata-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27ba2cf2cac55e8dfead9b24762e9f23cdfca60a
[INFO] checking benmtz/birthday-greetings-kata-rust against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenmtz%2Fbirthday-greetings-kata-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benmtz/birthday-greetings-kata-rust on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benmtz/birthday-greetings-kata-rust
[INFO] finished tweaking git repo https://github.com/benmtz/birthday-greetings-kata-rust
[INFO] tweaked toml for git repo https://github.com/benmtz/birthday-greetings-kata-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/benmtz/birthday-greetings-kata-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quoted_printable v0.4.3
[INFO] [stderr]   Downloaded darling_macro v0.12.3
[INFO] [stderr]   Downloaded darling_core v0.12.3
[INFO] [stderr]   Downloaded derive_builder_core v0.10.0
[INFO] [stderr]   Downloaded lettre v0.10.0-beta.3
[INFO] [stderr]   Downloaded derive_builder_macro v0.10.0
[INFO] [stderr]   Downloaded derive_builder v0.10.0
[INFO] [stderr]   Downloaded darling v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08f23c5239825b3fa552828c784efa53db271c5cc6130fddfc5eb93e5cc416ba
[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" "08f23c5239825b3fa552828c784efa53db271c5cc6130fddfc5eb93e5cc416ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f23c5239825b3fa552828c784efa53db271c5cc6130fddfc5eb93e5cc416ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f23c5239825b3fa552828c784efa53db271c5cc6130fddfc5eb93e5cc416ba", kill_on_drop: false }`
[INFO] [stdout] 08f23c5239825b3fa552828c784efa53db271c5cc6130fddfc5eb93e5cc416ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7b3aa2bfde508a9bdba9a6e3922f473234cd582e21d02cebcf49e45ae396b1e
[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" "b7b3aa2bfde508a9bdba9a6e3922f473234cd582e21d02cebcf49e45ae396b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling hyperx v1.3.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking quoted_printable v0.4.3
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking darling_core v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking lettre v0.10.0-beta.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling darling_macro v0.12.3
[INFO] [stderr]    Compiling darling v0.12.3
[INFO] [stderr]    Compiling derive_builder_core v0.10.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]    Compiling derive_builder_macro v0.10.0
[INFO] [stderr]     Checking derive_builder v0.10.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking hexagonal-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.94s
[INFO] running `Command { std: "docker" "inspect" "b7b3aa2bfde508a9bdba9a6e3922f473234cd582e21d02cebcf49e45ae396b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b3aa2bfde508a9bdba9a6e3922f473234cd582e21d02cebcf49e45ae396b1e", kill_on_drop: false }`
[INFO] [stdout] b7b3aa2bfde508a9bdba9a6e3922f473234cd582e21d02cebcf49e45ae396b1e