[INFO] cloning repository https://github.com/mkusaka/rpncalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkusaka/rpncalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkusaka%2Frpncalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkusaka%2Frpncalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de81c6256c25a5d2619619e5cbfe04068e7d543d
[INFO] testing mkusaka/rpncalc against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkusaka%2Frpncalc" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkusaka/rpncalc on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mkusaka/rpncalc
[INFO] finished tweaking git repo https://github.com/mkusaka/rpncalc
[INFO] tweaked toml for git repo https://github.com/mkusaka/rpncalc written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mkusaka/rpncalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72b7bf94d854860507a05655f331f0ff48d7f5acaff20b2c056f8ef33e98d3e5
[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" "72b7bf94d854860507a05655f331f0ff48d7f5acaff20b2c056f8ef33e98d3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72b7bf94d854860507a05655f331f0ff48d7f5acaff20b2c056f8ef33e98d3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b7bf94d854860507a05655f331f0ff48d7f5acaff20b2c056f8ef33e98d3e5", kill_on_drop: false }`
[INFO] [stdout] 72b7bf94d854860507a05655f331f0ff48d7f5acaff20b2c056f8ef33e98d3e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", 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] bad457fd4f77798e68e3d936f6a1a91779ca986cb72156cebed36187e0f2e0c2
[INFO] running `Command { std: "docker" "start" "-a" "bad457fd4f77798e68e3d936f6a1a91779ca986cb72156cebed36187e0f2e0c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling os_str_bytes v2.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling rpncalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/main.rs:37:31
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn run<R: BufRead>(reader: R, verbose: bool) {
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.13s
[INFO] running `Command { std: "docker" "inspect" "bad457fd4f77798e68e3d936f6a1a91779ca986cb72156cebed36187e0f2e0c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad457fd4f77798e68e3d936f6a1a91779ca986cb72156cebed36187e0f2e0c2", kill_on_drop: false }`
[INFO] [stdout] bad457fd4f77798e68e3d936f6a1a91779ca986cb72156cebed36187e0f2e0c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", 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] c38dde1d3cf6bdcccbad627f4b66cc70c2c91ea26102e38d612f4f64e6bbc961
[INFO] running `Command { std: "docker" "start" "-a" "c38dde1d3cf6bdcccbad627f4b66cc70c2c91ea26102e38d612f4f64e6bbc961", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpncalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/main.rs:37:31
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn run<R: BufRead>(reader: R, verbose: bool) {
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "c38dde1d3cf6bdcccbad627f4b66cc70c2c91ea26102e38d612f4f64e6bbc961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38dde1d3cf6bdcccbad627f4b66cc70c2c91ea26102e38d612f4f64e6bbc961", kill_on_drop: false }`
[INFO] [stdout] c38dde1d3cf6bdcccbad627f4b66cc70c2c91ea26102e38d612f4f64e6bbc961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52a3c1ef0f02b4a1373559ac6067b5314752572c0ceddffdd0aa317fc659b51c
[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" "52a3c1ef0f02b4a1373559ac6067b5314752572c0ceddffdd0aa317fc659b51c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `verbose`
[INFO] [stderr]   --> src/main.rs:37:31
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn run<R: BufRead>(reader: R, verbose: bool) {
[INFO] [stderr]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rpncalc` (bin "rpncalc" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rpncalc-202996b2ce001ebc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52a3c1ef0f02b4a1373559ac6067b5314752572c0ceddffdd0aa317fc659b51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a3c1ef0f02b4a1373559ac6067b5314752572c0ceddffdd0aa317fc659b51c", kill_on_drop: false }`
[INFO] [stdout] 52a3c1ef0f02b4a1373559ac6067b5314752572c0ceddffdd0aa317fc659b51c