[INFO] cloning repository https://github.com/YJChan/rust-practical-file-io-basic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YJChan/rust-practical-file-io-basic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJChan%2Frust-practical-file-io-basic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJChan%2Frust-practical-file-io-basic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4466697e6d1544bd7706963452cb885d5ab5791
[INFO] testing YJChan/rust-practical-file-io-basic against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJChan%2Frust-practical-file-io-basic" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YJChan/rust-practical-file-io-basic 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/YJChan/rust-practical-file-io-basic
[INFO] finished tweaking git repo https://github.com/YJChan/rust-practical-file-io-basic
[INFO] tweaked toml for git repo https://github.com/YJChan/rust-practical-file-io-basic written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/YJChan/rust-practical-file-io-basic 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] [stdout] b138599a2104d6b3a02fbe23958714c762751ec7f84b25e363bbd12adf80fa2a
[INFO] running `Command { std: "docker" "start" "-a" "b138599a2104d6b3a02fbe23958714c762751ec7f84b25e363bbd12adf80fa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b138599a2104d6b3a02fbe23958714c762751ec7f84b25e363bbd12adf80fa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b138599a2104d6b3a02fbe23958714c762751ec7f84b25e363bbd12adf80fa2a", kill_on_drop: false }`
[INFO] [stdout] b138599a2104d6b3a02fbe23958714c762751ec7f84b25e363bbd12adf80fa2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] bc096d05b2063c7a0065820cd0b7c27ed7d59113a4c6e3b066ff30da0f20a7a5
[INFO] running `Command { std: "docker" "start" "-a" "bc096d05b2063c7a0065820cd0b7c27ed7d59113a4c6e3b066ff30da0f20a7a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling simple_library_system_cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.99s
[INFO] running `Command { std: "docker" "inspect" "bc096d05b2063c7a0065820cd0b7c27ed7d59113a4c6e3b066ff30da0f20a7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc096d05b2063c7a0065820cd0b7c27ed7d59113a4c6e3b066ff30da0f20a7a5", kill_on_drop: false }`
[INFO] [stdout] bc096d05b2063c7a0065820cd0b7c27ed7d59113a4c6e3b066ff30da0f20a7a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] dc34cbb85f238888fcb121b9d23d63ffb355bdf1ff38db24d7a502ae0609555c
[INFO] running `Command { std: "docker" "start" "-a" "dc34cbb85f238888fcb121b9d23d63ffb355bdf1ff38db24d7a502ae0609555c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simple_library_system_cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "dc34cbb85f238888fcb121b9d23d63ffb355bdf1ff38db24d7a502ae0609555c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc34cbb85f238888fcb121b9d23d63ffb355bdf1ff38db24d7a502ae0609555c", kill_on_drop: false }`
[INFO] [stdout] dc34cbb85f238888fcb121b9d23d63ffb355bdf1ff38db24d7a502ae0609555c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] [stdout] caefa6c78beca92f73fc646693bdc7778dde9c103c357cbf08024bf43ac0d658
[INFO] running `Command { std: "docker" "start" "-a" "caefa6c78beca92f73fc646693bdc7778dde9c103c357cbf08024bf43ac0d658", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_library_system_cli-3d3b42c3a990c91f)
[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" "caefa6c78beca92f73fc646693bdc7778dde9c103c357cbf08024bf43ac0d658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caefa6c78beca92f73fc646693bdc7778dde9c103c357cbf08024bf43ac0d658", kill_on_drop: false }`
[INFO] [stdout] caefa6c78beca92f73fc646693bdc7778dde9c103c357cbf08024bf43ac0d658