[INFO] fetching crate refptr 0.2.0...
[INFO] testing refptr-0.2.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate refptr 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate refptr 0.2.0
[INFO] finished tweaking crates.io crate refptr 0.2.0
[INFO] tweaked toml for crates.io crate refptr 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate refptr 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6
[INFO] running `Command { std: "docker" "start" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling refptr-macros v0.2.0
[INFO] [stderr]    Compiling refptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl isize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/refcnt.rs:128:36
[INFO] [stdout]     |
[INFO] [stdout] 128 | const MAX_REFCOUNT: usize = isize::max_value() as usize;
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: refptr-macros v0.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling refptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl isize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/refcnt.rs:128:36
[INFO] [stdout]     |
[INFO] [stdout] 128 | const MAX_REFCOUNT: usize = isize::max_value() as usize;
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl isize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/refcnt.rs:128:36
[INFO] [stdout]     |
[INFO] [stdout] 128 | const MAX_REFCOUNT: usize = isize::max_value() as usize;
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]  --> tests/testy.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct MyAtomic {
[INFO] [stdout]   |        -------- fields in this struct
[INFO] [stdout] 5 |     aaa: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     bbb: u32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]   --> tests/testy.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct MyNonatomic {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 11 |     aaa: i32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 12 |     bbb: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]   --> tests/testy.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct MyAtomicWeak {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 17 |     aaa: i32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     bbb: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]   --> tests/testy.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct MyNonatomicWeak {
[INFO] [stdout]    |        --------------- fields in this struct
[INFO] [stdout] 23 |     aaa: i32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 24 |     bbb: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: refptr-macros v0.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl isize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/refcnt.rs:128:36
[INFO] [stderr]     |
[INFO] [stderr] 128 | const MAX_REFCOUNT: usize = isize::max_value() as usize;
[INFO] [stderr]     |                                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `refptr` (lib) generated 1 warning
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]  --> tests/testy.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct MyAtomic {
[INFO] [stderr]   |        -------- fields in this struct
[INFO] [stderr] 5 |     aaa: i32,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 6 |     bbb: u32,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]   --> tests/testy.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct MyNonatomic {
[INFO] [stderr]    |        ----------- fields in this struct
[INFO] [stderr] 11 |     aaa: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 12 |     bbb: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]   --> tests/testy.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct MyAtomicWeak {
[INFO] [stderr]    |        ------------ fields in this struct
[INFO] [stderr] 17 |     aaa: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 18 |     bbb: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]   --> tests/testy.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct MyNonatomicWeak {
[INFO] [stderr]    |        --------------- fields in this struct
[INFO] [stderr] 23 |     aaa: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 24 |     bbb: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `refptr` (test "testy") generated 4 warnings
[INFO] [stderr] warning: `refptr` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: refptr-macros v0.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/refptr/5cc7667b2c9c1c87/out/refptr-5cc7667b2c9c1c87)
[INFO] [stderr]      Running tests/testy.rs (/opt/rustwide/target/debug/build/refptr/3f18235e389e017c/out/testy-3f18235e389e017c)
[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 foo ... 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]    Doc-tests refptr
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 97) ... ok
[INFO] [stdout] test src/lib.rs - WeakPtr (line 293) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 155) ... ok
[INFO] [stdout] test src/lib.rs - make_refptr (line 477) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6", kill_on_drop: false }`
[INFO] [stdout] bfcf72536a7534cc46424177f017e347ae2393ee2b9f1ed16bb50f09b5c158b6
