[INFO] fetching crate stacker 0.1.14...
[INFO] testing stacker-0.1.14 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate stacker 0.1.14 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate stacker 0.1.14 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stacker 0.1.14
[INFO] finished tweaking crates.io crate stacker 0.1.14
[INFO] tweaked toml for crates.io crate stacker 0.1.14 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded psm v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 376f6ed28f6b58c7992b316871a4abc887f1f3937eaf80a6ee63944a42ef5a41
[INFO] running `Command { std: "docker" "start" "-a" "376f6ed28f6b58c7992b316871a4abc887f1f3937eaf80a6ee63944a42ef5a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "376f6ed28f6b58c7992b316871a4abc887f1f3937eaf80a6ee63944a42ef5a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376f6ed28f6b58c7992b316871a4abc887f1f3937eaf80a6ee63944a42ef5a41", kill_on_drop: false }`
[INFO] [stdout] 376f6ed28f6b58c7992b316871a4abc887f1f3937eaf80a6ee63944a42ef5a41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 670bead0bcc06cd950a397110a42f4d7761872a04f65784f12461ddfea8c9a8a
[INFO] running `Command { std: "docker" "start" "-a" "670bead0bcc06cd950a397110a42f4d7761872a04f65784f12461ddfea8c9a8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling psm v0.1.14
[INFO] [stderr]    Compiling stacker v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "670bead0bcc06cd950a397110a42f4d7761872a04f65784f12461ddfea8c9a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670bead0bcc06cd950a397110a42f4d7761872a04f65784f12461ddfea8c9a8a", kill_on_drop: false }`
[INFO] [stdout] 670bead0bcc06cd950a397110a42f4d7761872a04f65784f12461ddfea8c9a8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 270d83f7af7cd5651e8292183d300b36133c6464219ac163ec006684509e3549
[INFO] running `Command { std: "docker" "start" "-a" "270d83f7af7cd5651e8292183d300b36133c6464219ac163ec006684509e3549", kill_on_drop: false }`
[INFO] [stderr]    Compiling stacker v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "270d83f7af7cd5651e8292183d300b36133c6464219ac163ec006684509e3549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270d83f7af7cd5651e8292183d300b36133c6464219ac163ec006684509e3549", kill_on_drop: false }`
[INFO] [stdout] 270d83f7af7cd5651e8292183d300b36133c6464219ac163ec006684509e3549
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3bccd8373ff6b570b1113258974f81233d2ac9ecbf24620d36efc247ae13cc25
[INFO] running `Command { std: "docker" "start" "-a" "3bccd8373ff6b570b1113258974f81233d2ac9ecbf24620d36efc247ae13cc25", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-9665b6e7adc3d0ee)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-1d38f315fe2eda63)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test catch_panic_leaf ... ok
[INFO] [stdout] test catch_panic ... ok
[INFO] [stdout] test catch_panic_inside ... ok
[INFO] [stdout] test deep ... ok
[INFO] [stdout] test panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bccd8373ff6b570b1113258974f81233d2ac9ecbf24620d36efc247ae13cc25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bccd8373ff6b570b1113258974f81233d2ac9ecbf24620d36efc247ae13cc25", kill_on_drop: false }`
[INFO] [stdout] 3bccd8373ff6b570b1113258974f81233d2ac9ecbf24620d36efc247ae13cc25