[INFO] fetching crate ln 0.1.0...
[INFO] testing ln-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate ln 0.1.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate ln 0.1.0 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 ln 0.1.0
[INFO] finished tweaking crates.io crate ln 0.1.0
[INFO] tweaked toml for crates.io crate ln 0.1.0 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate ln 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 206369d4ab98d78f9fc9658b7f0d60e4ae7796179749a04f344b9cd433696300
[INFO] running `Command { std: "docker" "start" "-a" "206369d4ab98d78f9fc9658b7f0d60e4ae7796179749a04f344b9cd433696300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "206369d4ab98d78f9fc9658b7f0d60e4ae7796179749a04f344b9cd433696300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "206369d4ab98d78f9fc9658b7f0d60e4ae7796179749a04f344b9cd433696300", kill_on_drop: false }`
[INFO] [stdout] 206369d4ab98d78f9fc9658b7f0d60e4ae7796179749a04f344b9cd433696300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 6ae2e0212380220be9e2d714ccf8ff2af20b84b771772a63ff306afb75ea4ca8
[INFO] running `Command { std: "docker" "start" "-a" "6ae2e0212380220be9e2d714ccf8ff2af20b84b771772a63ff306afb75ea4ca8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "6ae2e0212380220be9e2d714ccf8ff2af20b84b771772a63ff306afb75ea4ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ae2e0212380220be9e2d714ccf8ff2af20b84b771772a63ff306afb75ea4ca8", kill_on_drop: false }`
[INFO] [stdout] 6ae2e0212380220be9e2d714ccf8ff2af20b84b771772a63ff306afb75ea4ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 6867cc7eb0a8862ac1eb75256cee2d26180eda8c03b243e58037afa0c14d38e2
[INFO] running `Command { std: "docker" "start" "-a" "6867cc7eb0a8862ac1eb75256cee2d26180eda8c03b243e58037afa0c14d38e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "6867cc7eb0a8862ac1eb75256cee2d26180eda8c03b243e58037afa0c14d38e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6867cc7eb0a8862ac1eb75256cee2d26180eda8c03b243e58037afa0c14d38e2", kill_on_drop: false }`
[INFO] [stdout] 6867cc7eb0a8862ac1eb75256cee2d26180eda8c03b243e58037afa0c14d38e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 5fa5afaa6d438827c24b8db2e0a6f38cd8a13aa99bb446d78a041d8c990ca851
[INFO] running `Command { std: "docker" "start" "-a" "5fa5afaa6d438827c24b8db2e0a6f38cd8a13aa99bb446d78a041d8c990ca851", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ln-15abfde1fbfb3b41)
[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" "5fa5afaa6d438827c24b8db2e0a6f38cd8a13aa99bb446d78a041d8c990ca851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa5afaa6d438827c24b8db2e0a6f38cd8a13aa99bb446d78a041d8c990ca851", kill_on_drop: false }`
[INFO] [stdout] 5fa5afaa6d438827c24b8db2e0a6f38cd8a13aa99bb446d78a041d8c990ca851