[INFO] fetching crate dylink 0.10.0...
[INFO] testing dylink-0.10.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate dylink 0.10.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate dylink 0.10.0
[INFO] finished tweaking crates.io crate dylink 0.10.0
[INFO] tweaked toml for crates.io crate dylink 0.10.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dylink 0.10.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1ce5adb304d68505bbdc566dfb0f304a668a34d6bb1e620c95f6a628bbaf29ef
[INFO] running `Command { std: "docker" "start" "-a" "1ce5adb304d68505bbdc566dfb0f304a668a34d6bb1e620c95f6a628bbaf29ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ce5adb304d68505bbdc566dfb0f304a668a34d6bb1e620c95f6a628bbaf29ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce5adb304d68505bbdc566dfb0f304a668a34d6bb1e620c95f6a628bbaf29ef", kill_on_drop: false }`
[INFO] [stdout] 1ce5adb304d68505bbdc566dfb0f304a668a34d6bb1e620c95f6a628bbaf29ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 972ec82006bae7304b9f303e1268ff7b6abbca7c0b3c0d0980168963a1e9d3af
[INFO] running `Command { std: "docker" "start" "-a" "972ec82006bae7304b9f303e1268ff7b6abbca7c0b3c0d0980168963a1e9d3af", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling dylink_macro v0.10.0
[INFO] [stderr]    Compiling dylink v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/sealed.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "972ec82006bae7304b9f303e1268ff7b6abbca7c0b3c0d0980168963a1e9d3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "972ec82006bae7304b9f303e1268ff7b6abbca7c0b3c0d0980168963a1e9d3af", kill_on_drop: false }`
[INFO] [stdout] 972ec82006bae7304b9f303e1268ff7b6abbca7c0b3c0d0980168963a1e9d3af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bfaaa651e3ed9319962ce6ca0806c0c712a1e443bc13c2b9bf0b1d8706f1eae4
[INFO] running `Command { std: "docker" "start" "-a" "bfaaa651e3ed9319962ce6ca0806c0c712a1e443bc13c2b9bf0b1d8706f1eae4", kill_on_drop: false }`
[INFO] [stderr]    Compiling dylink v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/sealed.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/sealed.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "bfaaa651e3ed9319962ce6ca0806c0c712a1e443bc13c2b9bf0b1d8706f1eae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfaaa651e3ed9319962ce6ca0806c0c712a1e443bc13c2b9bf0b1d8706f1eae4", kill_on_drop: false }`
[INFO] [stdout] bfaaa651e3ed9319962ce6ca0806c0c712a1e443bc13c2b9bf0b1d8706f1eae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 77987238a1d38ee068e2b726fb115c3308ec8f95a82b16f472b40da9959f25cf
[INFO] running `Command { std: "docker" "start" "-a" "77987238a1d38ee068e2b726fb115c3308ec8f95a82b16f472b40da9959f25cf", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Opaque` is never constructed
[INFO] [stderr]  --> src/sealed.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Opaque {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dylink` (lib) generated 1 warning
[INFO] [stderr] warning: `dylink` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dylink-d6a59b14948b9502)
[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 tests/lib.rs (/opt/rustwide/target/debug/deps/lib-1fa92ed96e7b3bc7)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test linux::test_atoi_linux ... ok
[INFO] [stdout] test linux::test_sym_hdr ... ok
[INFO] [stdout] test test_size_exact ... ok
[INFO] [stdout] test linux::test_linux_x11 ... ok
[INFO] [stdout] test test_hdr_path ... ok
[INFO] [stdout] test test_try_clone ... ok
[INFO] [stdout] test linux::test_path ... ok
[INFO] [stdout] test test_iter_images ... ok
[INFO] [stdout] test test_path_soundness ... ok
[INFO] [stdout] test unix::test_unix_sym_info ... ok
[INFO] [stdout] test test_downgrade_upgrade ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/linux.rs (/opt/rustwide/target/debug/deps/linux-c2de233d04b5d31e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_linux_x11 ... ok
[INFO] [stderr]      Running tests/macos.rs (/opt/rustwide/target/debug/deps/macos-fd43dbccbb25ae34)
[INFO] [stdout] test test_sym_hdr ... ok
[INFO] [stderr]      Running tests/unix.rs (/opt/rustwide/target/debug/deps/unix-fa199ed5f58a2bfd)
[INFO] [stdout] test test_path ... ok
[INFO] [stdout] test test_atoi_linux ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_unix_sym_info ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/windows.rs (/opt/rustwide/target/debug/deps/windows-8c38e972e92ca39b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dylink
[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 10 tests
[INFO] [stdout] test src/lib.rs - Library::try_clone (line 148) - compile ... ok
[INFO] [stdout] test src/lib.rs - Library::open (line 71) - compile ... ok
[INFO] [stdout] test src/weak.rs - weak::Weak::upgrade (line 51) - compile ... ok
[INFO] [stdout] test src/lib.rs - Library::symbol (line 110) - compile ... ok
[INFO] [stdout] test src/lib.rs - Library::downgrade (line 177) - compile ... ok
[INFO] [stdout] test src/sync.rs - sync::LibLock<'a>::symbol (line 56) - compile ... ok
[INFO] [stdout] test src/weak.rs - weak::Weak::new (line 29) ... ok
[INFO] [stdout] test src/lib.rs - lib (line 198) ... ok
[INFO] [stdout] test src/sync.rs - sync::LibLock<'a>::new (line 28) ... ok
[INFO] [stdout] test src/lib.rs - Library::this (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77987238a1d38ee068e2b726fb115c3308ec8f95a82b16f472b40da9959f25cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77987238a1d38ee068e2b726fb115c3308ec8f95a82b16f472b40da9959f25cf", kill_on_drop: false }`
[INFO] [stdout] 77987238a1d38ee068e2b726fb115c3308ec8f95a82b16f472b40da9959f25cf