[INFO] cloning repository https://github.com/PragTob/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/PragTob/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPragTob%2Frust_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPragTob%2Frust_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af88234da82c1cff7bf025abcae033927707078e
[INFO] testing PragTob/rust_playground against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPragTob%2Frust_playground" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PragTob/rust_playground on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PragTob/rust_playground
[INFO] finished tweaking git repo https://github.com/PragTob/rust_playground
[INFO] tweaked toml for git repo https://github.com/PragTob/rust_playground written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/PragTob/rust_playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4a34e49c7dd6d27c97d51c4cc7639424dbc7e3cf61625cd68c16195d2f045f6
[INFO] running `Command { std: "docker" "start" "-a" "e4a34e49c7dd6d27c97d51c4cc7639424dbc7e3cf61625cd68c16195d2f045f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4a34e49c7dd6d27c97d51c4cc7639424dbc7e3cf61625cd68c16195d2f045f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a34e49c7dd6d27c97d51c4cc7639424dbc7e3cf61625cd68c16195d2f045f6", kill_on_drop: false }`
[INFO] [stdout] e4a34e49c7dd6d27c97d51c4cc7639424dbc7e3cf61625cd68c16195d2f045f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9306222c6f119741dfb4d1b41393be14b67939ed1d7247eec90622631b560589
[INFO] running `Command { std: "docker" "start" "-a" "9306222c6f119741dfb4d1b41393be14b67939ed1d7247eec90622631b560589", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "9306222c6f119741dfb4d1b41393be14b67939ed1d7247eec90622631b560589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9306222c6f119741dfb4d1b41393be14b67939ed1d7247eec90622631b560589", kill_on_drop: false }`
[INFO] [stdout] 9306222c6f119741dfb4d1b41393be14b67939ed1d7247eec90622631b560589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd1858bc99ceb2d50e1ae04bb660bec3e9cf88bdc69654e09d4f07e32b4eea00
[INFO] running `Command { std: "docker" "start" "-a" "dd1858bc99ceb2d50e1ae04bb660bec3e9cf88bdc69654e09d4f07e32b4eea00", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "dd1858bc99ceb2d50e1ae04bb660bec3e9cf88bdc69654e09d4f07e32b4eea00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1858bc99ceb2d50e1ae04bb660bec3e9cf88bdc69654e09d4f07e32b4eea00", kill_on_drop: false }`
[INFO] [stdout] dd1858bc99ceb2d50e1ae04bb660bec3e9cf88bdc69654e09d4f07e32b4eea00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ddaf4f531c2b85e404cd17e14a76ce1dd60428a4009b36e7a107666ca91a8f94
[INFO] running `Command { std: "docker" "start" "-a" "ddaf4f531c2b85e404cd17e14a76ce1dd60428a4009b36e7a107666ca91a8f94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.91s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_playground-6ba79d602aa6d040)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::summing_up ... 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" "ddaf4f531c2b85e404cd17e14a76ce1dd60428a4009b36e7a107666ca91a8f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddaf4f531c2b85e404cd17e14a76ce1dd60428a4009b36e7a107666ca91a8f94", kill_on_drop: false }`
[INFO] [stdout] ddaf4f531c2b85e404cd17e14a76ce1dd60428a4009b36e7a107666ca91a8f94