[INFO] fetching crate shrapnel 0.1.0-alpha.29...
[INFO] testing shrapnel-0.1.0-alpha.29 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate shrapnel 0.1.0-alpha.29 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate shrapnel 0.1.0-alpha.29 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 shrapnel 0.1.0-alpha.29
[INFO] finished tweaking crates.io crate shrapnel 0.1.0-alpha.29
[INFO] tweaked toml for crates.io crate shrapnel 0.1.0-alpha.29 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate shrapnel 0.1.0-alpha.29 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 86202841821b86a4c44ceb1290d2fe87cc528ad0f8b98ef56c6756fbfd303717
[INFO] running `Command { std: "docker" "start" "-a" "86202841821b86a4c44ceb1290d2fe87cc528ad0f8b98ef56c6756fbfd303717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86202841821b86a4c44ceb1290d2fe87cc528ad0f8b98ef56c6756fbfd303717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86202841821b86a4c44ceb1290d2fe87cc528ad0f8b98ef56c6756fbfd303717", kill_on_drop: false }`
[INFO] [stdout] 86202841821b86a4c44ceb1290d2fe87cc528ad0f8b98ef56c6756fbfd303717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 3d589884e2693487866e2d154004813a50a63ad2fc3e96f970f671bb062044d7
[INFO] running `Command { std: "docker" "start" "-a" "3d589884e2693487866e2d154004813a50a63ad2fc3e96f970f671bb062044d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling shrapnel v0.1.0-alpha.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.61s
[INFO] running `Command { std: "docker" "inspect" "3d589884e2693487866e2d154004813a50a63ad2fc3e96f970f671bb062044d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d589884e2693487866e2d154004813a50a63ad2fc3e96f970f671bb062044d7", kill_on_drop: false }`
[INFO] [stdout] 3d589884e2693487866e2d154004813a50a63ad2fc3e96f970f671bb062044d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 6195cafebaa51649ee3fb183a84737517a39584eb91be7b93982cb3fe8ef42c3
[INFO] running `Command { std: "docker" "start" "-a" "6195cafebaa51649ee3fb183a84737517a39584eb91be7b93982cb3fe8ef42c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrapnel v0.1.0-alpha.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6195cafebaa51649ee3fb183a84737517a39584eb91be7b93982cb3fe8ef42c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6195cafebaa51649ee3fb183a84737517a39584eb91be7b93982cb3fe8ef42c3", kill_on_drop: false }`
[INFO] [stdout] 6195cafebaa51649ee3fb183a84737517a39584eb91be7b93982cb3fe8ef42c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] e18c66433eb745e9ffe4705786d5bedc9b60da16aad32356f2a27b2cfb67cfe4
[INFO] running `Command { std: "docker" "start" "-a" "e18c66433eb745e9ffe4705786d5bedc9b60da16aad32356f2a27b2cfb67cfe4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shrapnel-8db3a580bed39d1f)
[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" "e18c66433eb745e9ffe4705786d5bedc9b60da16aad32356f2a27b2cfb67cfe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18c66433eb745e9ffe4705786d5bedc9b60da16aad32356f2a27b2cfb67cfe4", kill_on_drop: false }`
[INFO] [stdout] e18c66433eb745e9ffe4705786d5bedc9b60da16aad32356f2a27b2cfb67cfe4