[INFO] cloning repository https://github.com/Kimundi/hex-digit-counter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kimundi/hex-digit-counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimundi%2Fhex-digit-counter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimundi%2Fhex-digit-counter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4edafaabfd9d8603e48304d920a1e4ed9e05235
[INFO] testing Kimundi/hex-digit-counter against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimundi%2Fhex-digit-counter" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kimundi/hex-digit-counter on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kimundi/hex-digit-counter
[INFO] finished tweaking git repo https://github.com/Kimundi/hex-digit-counter
[INFO] tweaked toml for git repo https://github.com/Kimundi/hex-digit-counter written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kimundi/hex-digit-counter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4dfb1f255ffef3cf912c03b61208fed31c3f58d6740c5665cee9af1649ee4327
[INFO] running `Command { std: "docker" "start" "-a" "4dfb1f255ffef3cf912c03b61208fed31c3f58d6740c5665cee9af1649ee4327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dfb1f255ffef3cf912c03b61208fed31c3f58d6740c5665cee9af1649ee4327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dfb1f255ffef3cf912c03b61208fed31c3f58d6740c5665cee9af1649ee4327", kill_on_drop: false }`
[INFO] [stdout] 4dfb1f255ffef3cf912c03b61208fed31c3f58d6740c5665cee9af1649ee4327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 898dd93b5fb98e7641ff6c80cebf6217d2bbaafcea6cdc13f22d8175782695e4
[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" "898dd93b5fb98e7641ff6c80cebf6217d2bbaafcea6cdc13f22d8175782695e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling stfu8 v0.2.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]    Compiling structopt v0.3.16
[INFO] [stderr]    Compiling path_abs v0.5.0
[INFO] [stderr]    Compiling count-digits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "898dd93b5fb98e7641ff6c80cebf6217d2bbaafcea6cdc13f22d8175782695e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "898dd93b5fb98e7641ff6c80cebf6217d2bbaafcea6cdc13f22d8175782695e4", kill_on_drop: false }`
[INFO] [stdout] 898dd93b5fb98e7641ff6c80cebf6217d2bbaafcea6cdc13f22d8175782695e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da0e5b117ab889bce3f15c7dba052cde0f26d6c0f5550276d94599d2b40efe3c
[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" "da0e5b117ab889bce3f15c7dba052cde0f26d6c0f5550276d94599d2b40efe3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling count-digits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "da0e5b117ab889bce3f15c7dba052cde0f26d6c0f5550276d94599d2b40efe3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0e5b117ab889bce3f15c7dba052cde0f26d6c0f5550276d94599d2b40efe3c", kill_on_drop: false }`
[INFO] [stdout] da0e5b117ab889bce3f15c7dba052cde0f26d6c0f5550276d94599d2b40efe3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 083e6eb622b607b4f9eb43ca04395db665d13349f10dc9454ffe0505e9b7a1c4
[INFO] running `Command { std: "docker" "start" "-a" "083e6eb622b607b4f9eb43ca04395db665d13349f10dc9454ffe0505e9b7a1c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/count_digits-b553633cb91e8f08)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test variant::tests::test_main ... ok
[INFO] [stdout] test variant::tests::test_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "083e6eb622b607b4f9eb43ca04395db665d13349f10dc9454ffe0505e9b7a1c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083e6eb622b607b4f9eb43ca04395db665d13349f10dc9454ffe0505e9b7a1c4", kill_on_drop: false }`
[INFO] [stdout] 083e6eb622b607b4f9eb43ca04395db665d13349f10dc9454ffe0505e9b7a1c4