[INFO] fetching crate spmc_buffer 0.5.1...
[INFO] checking spmc_buffer-0.5.1 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate spmc_buffer 0.5.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate spmc_buffer 0.5.1 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spmc_buffer 0.5.1
[INFO] finished tweaking crates.io crate spmc_buffer 0.5.1
[INFO] tweaked toml for crates.io crate spmc_buffer 0.5.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding testbench v0.9.0 (latest: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded testbench v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b1cb2d6d210afd7af94375198c95a05d5b3979baf52c2d11c2ac12294eb6198
[INFO] running `Command { std: "docker" "start" "-a" "2b1cb2d6d210afd7af94375198c95a05d5b3979baf52c2d11c2ac12294eb6198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b1cb2d6d210afd7af94375198c95a05d5b3979baf52c2d11c2ac12294eb6198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1cb2d6d210afd7af94375198c95a05d5b3979baf52c2d11c2ac12294eb6198", kill_on_drop: false }`
[INFO] [stdout] 2b1cb2d6d210afd7af94375198c95a05d5b3979baf52c2d11c2ac12294eb6198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dde691e86cd432c8d8064169cda006db35088ba696ea55e2431fc17125d69cd5
[INFO] running `Command { std: "docker" "start" "-a" "dde691e86cd432c8d8064169cda006db35088ba696ea55e2431fc17125d69cd5", kill_on_drop: false }`
[INFO] [stderr]     Checking testbench v0.9.0
[INFO] [stderr]     Checking spmc_buffer v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `testbench::race_cell::UsizeRaceCell`
[INFO] [stdout]    --> src/lib.rs:541:39
[INFO] [stdout]     |
[INFO] [stdout] 541 |     use testbench::race_cell::{Racey, UsizeRaceCell};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^ no `UsizeRaceCell` in `race_cell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `benchmark` in crate `testbench`
[INFO] [stdout]     --> src/lib.rs:1008:20
[INFO] [stdout]      |
[INFO] [stdout] 1008 |         testbench::benchmark(3_000_000_000u32, || {
[INFO] [stdout]      |                    ^^^^^^^^^ not found in `testbench`
[INFO] [stdout]      |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]      |
[INFO] [stdout] 998  +     use benchmarks::test::bench::benchmark;
[INFO] [stdout]      |
[INFO] [stdout] help: if you import `benchmark`, refer to it directly
[INFO] [stdout]      |
[INFO] [stdout] 1008 -         testbench::benchmark(3_000_000_000u32, || {
[INFO] [stdout] 1008 +         benchmark(3_000_000_000u32, || {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `benchmark` in crate `testbench`
[INFO] [stdout]     --> src/lib.rs:1023:20
[INFO] [stdout]      |
[INFO] [stdout] 1023 |         testbench::benchmark(300_000_000u32, || {
[INFO] [stdout]      |                    ^^^^^^^^^ not found in `testbench`
[INFO] [stdout]      |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]      |
[INFO] [stdout] 998  +     use benchmarks::test::bench::benchmark;
[INFO] [stdout]      |
[INFO] [stdout] help: if you import `benchmark`, refer to it directly
[INFO] [stdout]      |
[INFO] [stdout] 1023 -         testbench::benchmark(300_000_000u32, || {
[INFO] [stdout] 1023 +         benchmark(300_000_000u32, || {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `benchmark` in crate `testbench`
[INFO] [stdout]     --> src/lib.rs:1038:20
[INFO] [stdout]      |
[INFO] [stdout] 1038 |         testbench::benchmark(140_000_000u32, || {
[INFO] [stdout]      |                    ^^^^^^^^^ not found in `testbench`
[INFO] [stdout]      |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]      |
[INFO] [stdout] 998  +     use benchmarks::test::bench::benchmark;
[INFO] [stdout]      |
[INFO] [stdout] help: if you import `benchmark`, refer to it directly
[INFO] [stdout]      |
[INFO] [stdout] 1038 -         testbench::benchmark(140_000_000u32, || {
[INFO] [stdout] 1038 +         benchmark(140_000_000u32, || {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `concurrent_benchmark` in crate `testbench`
[INFO] [stdout]     --> src/lib.rs:1056:20
[INFO] [stdout]      |
[INFO] [stdout] 1056 |         testbench::concurrent_benchmark(
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^ not found in `testbench`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `concurrent_benchmark` in crate `testbench`
[INFO] [stdout]     --> src/lib.rs:1079:20
[INFO] [stdout]      |
[INFO] [stdout] 1079 |         testbench::concurrent_benchmark(
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^ not found in `testbench`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spmc_buffer` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "dde691e86cd432c8d8064169cda006db35088ba696ea55e2431fc17125d69cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde691e86cd432c8d8064169cda006db35088ba696ea55e2431fc17125d69cd5", kill_on_drop: false }`
[INFO] [stdout] dde691e86cd432c8d8064169cda006db35088ba696ea55e2431fc17125d69cd5
[INFO] checking spmc_buffer-0.5.1 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate spmc_buffer 0.5.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate spmc_buffer 0.5.1 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spmc_buffer 0.5.1
[INFO] finished tweaking crates.io crate spmc_buffer 0.5.1
[INFO] tweaked toml for crates.io crate spmc_buffer 0.5.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding testbench v0.9.0 (latest: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 981aac2f5ae8657d34f8c6ebcc2f12403027f294f7a17f23832352ceab6315d8
[INFO] running `Command { std: "docker" "start" "-a" "981aac2f5ae8657d34f8c6ebcc2f12403027f294f7a17f23832352ceab6315d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "981aac2f5ae8657d34f8c6ebcc2f12403027f294f7a17f23832352ceab6315d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981aac2f5ae8657d34f8c6ebcc2f12403027f294f7a17f23832352ceab6315d8", kill_on_drop: false }`
[INFO] [stdout] 981aac2f5ae8657d34f8c6ebcc2f12403027f294f7a17f23832352ceab6315d8
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 901a019003eff8a59cf40d03a2e007ad82ec59a1a3b35ad778d4464bca89a1ec
[INFO] running `Command { std: "docker" "start" "-a" "901a019003eff8a59cf40d03a2e007ad82ec59a1a3b35ad778d4464bca89a1ec", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "901a019003eff8a59cf40d03a2e007ad82ec59a1a3b35ad778d4464bca89a1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901a019003eff8a59cf40d03a2e007ad82ec59a1a3b35ad778d4464bca89a1ec", kill_on_drop: false }`
[INFO] [stdout] 901a019003eff8a59cf40d03a2e007ad82ec59a1a3b35ad778d4464bca89a1ec