[INFO] fetching crate vtable_hook 0.1.1...
[INFO] testing vtable_hook-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate vtable_hook 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate vtable_hook 0.1.1
[INFO] finished tweaking crates.io crate vtable_hook 0.1.1
[INFO] tweaked toml for crates.io crate vtable_hook 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vtable_hook 0.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vtable_hook 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aded65b50e7ed76d4b3aa08bcabd6b4ecba59c0fb2dbf88f5d63e23ccdbea90
[INFO] running `Command { std: "docker" "start" "-a" "2aded65b50e7ed76d4b3aa08bcabd6b4ecba59c0fb2dbf88f5d63e23ccdbea90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aded65b50e7ed76d4b3aa08bcabd6b4ecba59c0fb2dbf88f5d63e23ccdbea90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aded65b50e7ed76d4b3aa08bcabd6b4ecba59c0fb2dbf88f5d63e23ccdbea90", kill_on_drop: false }`
[INFO] [stdout] 2aded65b50e7ed76d4b3aa08bcabd6b4ecba59c0fb2dbf88f5d63e23ccdbea90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37771a36ffebe4f717d0edc37944594e19610f1efa3fd9aa1b20ae5f3fd033e9
[INFO] running `Command { std: "docker" "start" "-a" "37771a36ffebe4f717d0edc37944594e19610f1efa3fd9aa1b20ae5f3fd033e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling vtable_hook v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "37771a36ffebe4f717d0edc37944594e19610f1efa3fd9aa1b20ae5f3fd033e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37771a36ffebe4f717d0edc37944594e19610f1efa3fd9aa1b20ae5f3fd033e9", kill_on_drop: false }`
[INFO] [stdout] 37771a36ffebe4f717d0edc37944594e19610f1efa3fd9aa1b20ae5f3fd033e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf877e8ab27acd9542194374e174b2f35060561695a5e388716303434aca8b5f
[INFO] running `Command { std: "docker" "start" "-a" "bf877e8ab27acd9542194374e174b2f35060561695a5e388716303434aca8b5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling vtable_hook v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "bf877e8ab27acd9542194374e174b2f35060561695a5e388716303434aca8b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf877e8ab27acd9542194374e174b2f35060561695a5e388716303434aca8b5f", kill_on_drop: false }`
[INFO] [stdout] bf877e8ab27acd9542194374e174b2f35060561695a5e388716303434aca8b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5050a5b725b5d36a68bc8219c538da1646929cc8d2e3ae4a3908155c8988ae2
[INFO] running `Command { std: "docker" "start" "-a" "d5050a5b725b5d36a68bc8219c538da1646929cc8d2e3ae4a3908155c8988ae2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vtable_hook-2a42139135c2e1b8)
[INFO] [stderr]    Doc-tests vtable_hook
[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] [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" "d5050a5b725b5d36a68bc8219c538da1646929cc8d2e3ae4a3908155c8988ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5050a5b725b5d36a68bc8219c538da1646929cc8d2e3ae4a3908155c8988ae2", kill_on_drop: false }`
[INFO] [stdout] d5050a5b725b5d36a68bc8219c538da1646929cc8d2e3ae4a3908155c8988ae2