[INFO] fetching crate base256 0.2.0...
[INFO] testing base256-0.2.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate base256 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate base256 0.2.0 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 base256 0.2.0
[INFO] finished tweaking crates.io crate base256 0.2.0
[INFO] tweaked toml for crates.io crate base256 0.2.0 written to /workspace/builds/worker-13/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] 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 ansi_term v0.10.2
[INFO] [stderr]   Downloaded clap v2.29.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 294d6be1afa6b8382fd8e3e8483694fa1af505229869c28aecb5ddddb427dba6
[INFO] running `Command { std: "docker" "start" "-a" "294d6be1afa6b8382fd8e3e8483694fa1af505229869c28aecb5ddddb427dba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "294d6be1afa6b8382fd8e3e8483694fa1af505229869c28aecb5ddddb427dba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294d6be1afa6b8382fd8e3e8483694fa1af505229869c28aecb5ddddb427dba6", kill_on_drop: false }`
[INFO] [stdout] 294d6be1afa6b8382fd8e3e8483694fa1af505229869c28aecb5ddddb427dba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0f491e77f9819f2d07885b3a68051f732995da27324d7cbd4e5b998c2ffbf841
[INFO] running `Command { std: "docker" "start" "-a" "0f491e77f9819f2d07885b3a68051f732995da27324d7cbd4e5b998c2ffbf841", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling base256 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling clap v2.29.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.38s
[INFO] running `Command { std: "docker" "inspect" "0f491e77f9819f2d07885b3a68051f732995da27324d7cbd4e5b998c2ffbf841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f491e77f9819f2d07885b3a68051f732995da27324d7cbd4e5b998c2ffbf841", kill_on_drop: false }`
[INFO] [stdout] 0f491e77f9819f2d07885b3a68051f732995da27324d7cbd4e5b998c2ffbf841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] bc9edae859446aa1d90188daf1a02b3d6a11258f3d81a6bc4af8b80bcdedcc2e
[INFO] running `Command { std: "docker" "start" "-a" "bc9edae859446aa1d90188daf1a02b3d6a11258f3d81a6bc4af8b80bcdedcc2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling base256 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "bc9edae859446aa1d90188daf1a02b3d6a11258f3d81a6bc4af8b80bcdedcc2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9edae859446aa1d90188daf1a02b3d6a11258f3d81a6bc4af8b80bcdedcc2e", kill_on_drop: false }`
[INFO] [stdout] bc9edae859446aa1d90188daf1a02b3d6a11258f3d81a6bc4af8b80bcdedcc2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b7856843b58593b80f30d52cc565c8d66aed6940e9e1c81ef1ddb846cc8e9b63
[INFO] running `Command { std: "docker" "start" "-a" "b7856843b58593b80f30d52cc565c8d66aed6940e9e1c81ef1ddb846cc8e9b63", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lastresort-0f2b9e874a3abf4b)
[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" "b7856843b58593b80f30d52cc565c8d66aed6940e9e1c81ef1ddb846cc8e9b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7856843b58593b80f30d52cc565c8d66aed6940e9e1c81ef1ddb846cc8e9b63", kill_on_drop: false }`
[INFO] [stdout] b7856843b58593b80f30d52cc565c8d66aed6940e9e1c81ef1ddb846cc8e9b63