[INFO] fetching crate r50 0.14.1...
[INFO] testing r50-0.14.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate r50 0.14.1 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate r50 0.14.1 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 crates.io crate r50 0.14.1
[INFO] finished tweaking crates.io crate r50 0.14.1
[INFO] tweaked toml for crates.io crate r50 0.14.1 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate crates.io crate r50 0.14.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 334e20212acdfce495da4b782ccd1efc2f7af5659c0347d374c09c9407031ebf
[INFO] running `Command { std: "docker" "start" "-a" "334e20212acdfce495da4b782ccd1efc2f7af5659c0347d374c09c9407031ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "334e20212acdfce495da4b782ccd1efc2f7af5659c0347d374c09c9407031ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334e20212acdfce495da4b782ccd1efc2f7af5659c0347d374c09c9407031ebf", kill_on_drop: false }`
[INFO] [stdout] 334e20212acdfce495da4b782ccd1efc2f7af5659c0347d374c09c9407031ebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] e7c194ad60ea1b2dc9a752de53a0b8a52d444ceae05bce40623cad51171554ad
[INFO] running `Command { std: "docker" "start" "-a" "e7c194ad60ea1b2dc9a752de53a0b8a52d444ceae05bce40623cad51171554ad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dia-args v0.54.0
[INFO] [stderr]    Compiling r50 v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "e7c194ad60ea1b2dc9a752de53a0b8a52d444ceae05bce40623cad51171554ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c194ad60ea1b2dc9a752de53a0b8a52d444ceae05bce40623cad51171554ad", kill_on_drop: false }`
[INFO] [stdout] e7c194ad60ea1b2dc9a752de53a0b8a52d444ceae05bce40623cad51171554ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] d9aa41d68b8c0bf5c8f84a8c44369215f1c7d4d1fb3a15e8ce6a500b23c74df2
[INFO] running `Command { std: "docker" "start" "-a" "d9aa41d68b8c0bf5c8f84a8c44369215f1c7d4d1fb3a15e8ce6a500b23c74df2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling udsx v0.9.0
[INFO] [stderr]    Compiling r50 v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "d9aa41d68b8c0bf5c8f84a8c44369215f1c7d4d1fb3a15e8ce6a500b23c74df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9aa41d68b8c0bf5c8f84a8c44369215f1c7d4d1fb3a15e8ce6a500b23c74df2", kill_on_drop: false }`
[INFO] [stdout] d9aa41d68b8c0bf5c8f84a8c44369215f1c7d4d1fb3a15e8ce6a500b23c74df2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 4e51d4ac82415aebf67c0206b7de18a63558e31bd891e84b1410ebc1e0900d2b
[INFO] running `Command { std: "docker" "start" "-a" "4e51d4ac82415aebf67c0206b7de18a63558e31bd891e84b1410ebc1e0900d2b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r50-235936dc714463cd)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_crate_version ... ok
[INFO] [stderr]    Doc-tests r50
[INFO] [stdout] test tests ... 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] [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" "4e51d4ac82415aebf67c0206b7de18a63558e31bd891e84b1410ebc1e0900d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e51d4ac82415aebf67c0206b7de18a63558e31bd891e84b1410ebc1e0900d2b", kill_on_drop: false }`
[INFO] [stdout] 4e51d4ac82415aebf67c0206b7de18a63558e31bd891e84b1410ebc1e0900d2b