[INFO] fetching crate cntr 1.5.1...
[INFO] testing cntr-1.5.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate cntr 1.5.1 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate cntr 1.5.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cntr 1.5.1
[INFO] finished tweaking crates.io crate cntr 1.5.1
[INFO] tweaked toml for crates.io crate cntr 1.5.1 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate crates.io crate cntr 1.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded concurrent-hashmap v0.2.2
[INFO] [stderr]   Downloaded cpuprofiler v0.0.4
[INFO] [stderr]   Downloaded cntr-fuse v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c207e1d3244f0ffd82a1aa4c0a6a8aed9a7091bbee3e9f60e52e669a503f278
[INFO] running `Command { std: "docker" "start" "-a" "4c207e1d3244f0ffd82a1aa4c0a6a8aed9a7091bbee3e9f60e52e669a503f278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c207e1d3244f0ffd82a1aa4c0a6a8aed9a7091bbee3e9f60e52e669a503f278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c207e1d3244f0ffd82a1aa4c0a6a8aed9a7091bbee3e9f60e52e669a503f278", kill_on_drop: false }`
[INFO] [stdout] 4c207e1d3244f0ffd82a1aa4c0a6a8aed9a7091bbee3e9f60e52e669a503f278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9474b84e6c8870f86e233f75ad483021a2428550d57bd209fd39bbd909999f4
[INFO] running `Command { std: "docker" "start" "-a" "b9474b84e6c8870f86e233f75ad483021a2428550d57bd209fd39bbd909999f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling cntr-fuse-abi v0.4.1
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling concurrent-hashmap v0.2.2
[INFO] [stderr]    Compiling cntr-fuse-sys v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling cntr-fuse v0.4.1
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling cntr v1.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.45s
[INFO] running `Command { std: "docker" "inspect" "b9474b84e6c8870f86e233f75ad483021a2428550d57bd209fd39bbd909999f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9474b84e6c8870f86e233f75ad483021a2428550d57bd209fd39bbd909999f4", kill_on_drop: false }`
[INFO] [stdout] b9474b84e6c8870f86e233f75ad483021a2428550d57bd209fd39bbd909999f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f94534a20cc5ae7d641e5d1e90574d2a7826931b4d4bf6ff2a98e4e4d0dfd2d
[INFO] running `Command { std: "docker" "start" "-a" "8f94534a20cc5ae7d641e5d1e90574d2a7826931b4d4bf6ff2a98e4e4d0dfd2d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cntr v1.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `Command { std: "docker" "inspect" "8f94534a20cc5ae7d641e5d1e90574d2a7826931b4d4bf6ff2a98e4e4d0dfd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f94534a20cc5ae7d641e5d1e90574d2a7826931b4d4bf6ff2a98e4e4d0dfd2d", kill_on_drop: false }`
[INFO] [stdout] 8f94534a20cc5ae7d641e5d1e90574d2a7826931b4d4bf6ff2a98e4e4d0dfd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7411a41d1a4452dff245e08d382849f7c4a005363d8ff08993762e52cc68f16
[INFO] running `Command { std: "docker" "start" "-a" "b7411a41d1a4452dff245e08d382849f7c4a005363d8ff08993762e52cc68f16", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cntr-7dd850c11cbe3d92)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cntr-3f335d38be4b24fb)
[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] [stderr]    Doc-tests cntr
[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" "b7411a41d1a4452dff245e08d382849f7c4a005363d8ff08993762e52cc68f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7411a41d1a4452dff245e08d382849f7c4a005363d8ff08993762e52cc68f16", kill_on_drop: false }`
[INFO] [stdout] b7411a41d1a4452dff245e08d382849f7c4a005363d8ff08993762e52cc68f16