[INFO] cloning repository https://github.com/limpid-kzonix/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/limpid-kzonix/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimpid-kzonix%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimpid-kzonix%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 167792d514e0a72ca7b53c4cfbb5207c6973d523
[INFO] testing limpid-kzonix/rust-playground against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimpid-kzonix%2Frust-playground" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/limpid-kzonix/rust-playground
[INFO] finished tweaking git repo https://github.com/limpid-kzonix/rust-playground
[INFO] tweaked toml for git repo https://github.com/limpid-kzonix/rust-playground written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/limpid-kzonix/rust-playground on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/limpid-kzonix/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9e634978b29138e6fe94b077e7819c9634e3b225d85484663d77605b031a3aa
[INFO] running `Command { std: "docker" "start" "-a" "a9e634978b29138e6fe94b077e7819c9634e3b225d85484663d77605b031a3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9e634978b29138e6fe94b077e7819c9634e3b225d85484663d77605b031a3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e634978b29138e6fe94b077e7819c9634e3b225d85484663d77605b031a3aa", kill_on_drop: false }`
[INFO] [stdout] a9e634978b29138e6fe94b077e7819c9634e3b225d85484663d77605b031a3aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 168e98c9ca288f16cd5cd9070f7084c524ecba7443f58bae82491430e44622d2
[INFO] running `Command { std: "docker" "start" "-a" "168e98c9ca288f16cd5cd9070f7084c524ecba7443f58bae82491430e44622d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling zephyr-common v0.1.0 (/opt/rustwide/workdir/zephyr/zephyr-common)
[INFO] [stderr]    Compiling tippletracker-auth v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-auth)
[INFO] [stderr]    Compiling katastrophes v0.1.0 (/opt/rustwide/workdir/katastrophes)
[INFO] [stderr]    Compiling tippletracker-db v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-db)
[INFO] [stderr]    Compiling exercises v0.1.0 (/opt/rustwide/workdir/exercises)
[INFO] [stderr]    Compiling tippletracker-config v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-config)
[INFO] [stderr]    Compiling tippletracker-api v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-api)
[INFO] [stderr]    Compiling zephyr-cli v0.1.0 (/opt/rustwide/workdir/zephyr/zephyr-cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "168e98c9ca288f16cd5cd9070f7084c524ecba7443f58bae82491430e44622d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "168e98c9ca288f16cd5cd9070f7084c524ecba7443f58bae82491430e44622d2", kill_on_drop: false }`
[INFO] [stdout] 168e98c9ca288f16cd5cd9070f7084c524ecba7443f58bae82491430e44622d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a5f413eaed15fc94aadde97ee91462c34e070eedee444ec92f7a239d659d167
[INFO] running `Command { std: "docker" "start" "-a" "2a5f413eaed15fc94aadde97ee91462c34e070eedee444ec92f7a239d659d167", kill_on_drop: false }`
[INFO] [stderr]    Compiling zephyr-cli v0.1.0 (/opt/rustwide/workdir/zephyr/zephyr-cli)
[INFO] [stderr]    Compiling tippletracker-api v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-api)
[INFO] [stderr]    Compiling exercises v0.1.0 (/opt/rustwide/workdir/exercises)
[INFO] [stderr]    Compiling katastrophes v0.1.0 (/opt/rustwide/workdir/katastrophes)
[INFO] [stderr]    Compiling tippletracker-config v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-config)
[INFO] [stderr]    Compiling tippletracker-auth v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-auth)
[INFO] [stderr]    Compiling zephyr-common v0.1.0 (/opt/rustwide/workdir/zephyr/zephyr-common)
[INFO] [stderr]    Compiling tippletracker-db v0.1.0 (/opt/rustwide/workdir/tippletracker/crates/tippletracker-db)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "2a5f413eaed15fc94aadde97ee91462c34e070eedee444ec92f7a239d659d167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5f413eaed15fc94aadde97ee91462c34e070eedee444ec92f7a239d659d167", kill_on_drop: false }`
[INFO] [stdout] 2a5f413eaed15fc94aadde97ee91462c34e070eedee444ec92f7a239d659d167
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be57f69b8d81de460671cba42d59c90005143b6e0df9c5546645f4688d355a20
[INFO] running `Command { std: "docker" "start" "-a" "be57f69b8d81de460671cba42d59c90005143b6e0df9c5546645f4688d355a20", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/exercises-67c7924f71e1d319)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/katastrophes-5c6a05bffcebf7fa)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test find_outlier::tests::basic_test ... ok
[INFO] [stdout] test high_and_low::example_test_2 ... ok
[INFO] [stdout] test high_and_low::example_test_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tippletracker_api-c0065d026b4f1cad)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tippletracker_auth-8fc1adb1b8bdbbfc)
[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] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tippletracker_config-c8fde61f6e52b232)
[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] [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] [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] [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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tippletracker_db-f7e339653e8cb916)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/zephyr_cli-f309dacb2985ed1a)
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zephyr_common-ca691f4cbca44ecb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests zephyr_common
[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] [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" "be57f69b8d81de460671cba42d59c90005143b6e0df9c5546645f4688d355a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be57f69b8d81de460671cba42d59c90005143b6e0df9c5546645f4688d355a20", kill_on_drop: false }`
[INFO] [stdout] be57f69b8d81de460671cba42d59c90005143b6e0df9c5546645f4688d355a20