[INFO] cloning repository https://github.com/cNorspang/RustTut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cNorspang/RustTut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcNorspang%2FRustTut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcNorspang%2FRustTut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 291c4d82a27b8716fccd7ffab9b2fab05494d95e
[INFO] testing cNorspang/RustTut against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcNorspang%2FRustTut" "/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/cNorspang/RustTut on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cNorspang/RustTut
[INFO] finished tweaking git repo https://github.com/cNorspang/RustTut
[INFO] tweaked toml for git repo https://github.com/cNorspang/RustTut written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/cNorspang/RustTut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13ef8fdbe3605b84e7c1bb04757b935f7e7d169a64d43d0ed48e9bfa4eb5a0e7
[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" "13ef8fdbe3605b84e7c1bb04757b935f7e7d169a64d43d0ed48e9bfa4eb5a0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13ef8fdbe3605b84e7c1bb04757b935f7e7d169a64d43d0ed48e9bfa4eb5a0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ef8fdbe3605b84e7c1bb04757b935f7e7d169a64d43d0ed48e9bfa4eb5a0e7", kill_on_drop: false }`
[INFO] [stdout] 13ef8fdbe3605b84e7c1bb04757b935f7e7d169a64d43d0ed48e9bfa4eb5a0e7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 7bbefd2e3403ebae4ad10f8c5749a7f33c33167b276cb7d7b80355c093cdd80f
[INFO] running `Command { std: "docker" "start" "-a" "7bbefd2e3403ebae4ad10f8c5749a7f33c33167b276cb7d7b80355c093cdd80f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to_tuple`
[INFO] [stdout]   --> src/structs.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn to_tuple(self) -> (String, String) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.28s
[INFO] running `Command { std: "docker" "inspect" "7bbefd2e3403ebae4ad10f8c5749a7f33c33167b276cb7d7b80355c093cdd80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bbefd2e3403ebae4ad10f8c5749a7f33c33167b276cb7d7b80355c093cdd80f", kill_on_drop: false }`
[INFO] [stdout] 7bbefd2e3403ebae4ad10f8c5749a7f33c33167b276cb7d7b80355c093cdd80f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b05a3a7c2aad82ee97059fbfaaa36b4bea0c8e591dcb1dbd3569635417bd7abc
[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" "b05a3a7c2aad82ee97059fbfaaa36b4bea0c8e591dcb1dbd3569635417bd7abc", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to_tuple`
[INFO] [stdout]   --> src/structs.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn to_tuple(self) -> (String, String) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.78s
[INFO] running `Command { std: "docker" "inspect" "b05a3a7c2aad82ee97059fbfaaa36b4bea0c8e591dcb1dbd3569635417bd7abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05a3a7c2aad82ee97059fbfaaa36b4bea0c8e591dcb1dbd3569635417bd7abc", kill_on_drop: false }`
[INFO] [stdout] b05a3a7c2aad82ee97059fbfaaa36b4bea0c8e591dcb1dbd3569635417bd7abc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 028b5b6251b3b5ac10d44bb49dcddcd0d1402e0e774aa87a508a12c10d413765
[INFO] running `Command { std: "docker" "start" "-a" "028b5b6251b3b5ac10d44bb49dcddcd0d1402e0e774aa87a508a12c10d413765", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `to_tuple`
[INFO] [stderr]   --> src/structs.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn to_tuple(self) -> (String, String) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-rust` (bin "hello-rust" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-079431d3f2049e06)
[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" "028b5b6251b3b5ac10d44bb49dcddcd0d1402e0e774aa87a508a12c10d413765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "028b5b6251b3b5ac10d44bb49dcddcd0d1402e0e774aa87a508a12c10d413765", kill_on_drop: false }`
[INFO] [stdout] 028b5b6251b3b5ac10d44bb49dcddcd0d1402e0e774aa87a508a12c10d413765