[INFO] fetching crate bsr 0.10.0...
[INFO] checking bsr-0.10.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bsr 0.10.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bsr 0.10.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bsr 0.10.0
[INFO] finished tweaking crates.io crate bsr 0.10.0
[INFO] tweaked toml for crates.io crate bsr 0.10.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82d26e2f8165fd639ba00250ed9f4bceecfa073073330d78a96602fba2706750
[INFO] running `Command { std: "docker" "start" "-a" "82d26e2f8165fd639ba00250ed9f4bceecfa073073330d78a96602fba2706750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82d26e2f8165fd639ba00250ed9f4bceecfa073073330d78a96602fba2706750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d26e2f8165fd639ba00250ed9f4bceecfa073073330d78a96602fba2706750", kill_on_drop: false }`
[INFO] [stdout] 82d26e2f8165fd639ba00250ed9f4bceecfa073073330d78a96602fba2706750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cb633774aca0789c4fd0e4deda3c1c0ba27d84d44d68f00cba48b398d38ec6a
[INFO] running `Command { std: "docker" "start" "-a" "1cb633774aca0789c4fd0e4deda3c1c0ba27d84d44d68f00cba48b398d38ec6a", kill_on_drop: false }`
[INFO] [stderr]     Checking bsr v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `trace_weak` is never used
[INFO] [stdout]   --> src/shared.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) trait AbstractWeak {
[INFO] [stdout]    |                  ------------ method in this trait
[INFO] [stdout] 27 |     /// Trace the object behind this handle if it still exists
[INFO] [stdout] 28 |     fn trace_weak(&self, gc: &mut GC);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `trace_weak` is never used
[INFO] [stdout]   --> src/shared.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) trait AbstractWeak {
[INFO] [stdout]    |                  ------------ method in this trait
[INFO] [stdout] 27 |     /// Trace the object behind this handle if it still exists
[INFO] [stdout] 28 |     fn trace_weak(&self, gc: &mut GC);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "1cb633774aca0789c4fd0e4deda3c1c0ba27d84d44d68f00cba48b398d38ec6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb633774aca0789c4fd0e4deda3c1c0ba27d84d44d68f00cba48b398d38ec6a", kill_on_drop: false }`
[INFO] [stdout] 1cb633774aca0789c4fd0e4deda3c1c0ba27d84d44d68f00cba48b398d38ec6a
[INFO] checking bsr-0.10.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate bsr 0.10.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bsr 0.10.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bsr 0.10.0
[INFO] finished tweaking crates.io crate bsr 0.10.0
[INFO] tweaked toml for crates.io crate bsr 0.10.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab79729b3969dcc24941e2636fc758538555f0b1fbd1036cd28082fd15bb0ffb
[INFO] running `Command { std: "docker" "start" "-a" "ab79729b3969dcc24941e2636fc758538555f0b1fbd1036cd28082fd15bb0ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab79729b3969dcc24941e2636fc758538555f0b1fbd1036cd28082fd15bb0ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab79729b3969dcc24941e2636fc758538555f0b1fbd1036cd28082fd15bb0ffb", kill_on_drop: false }`
[INFO] [stdout] ab79729b3969dcc24941e2636fc758538555f0b1fbd1036cd28082fd15bb0ffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e30d601cf1a902fdd82bfc9e26964617f640e78139ec07ab12096f34dbcc28f
[INFO] running `Command { std: "docker" "start" "-a" "9e30d601cf1a902fdd82bfc9e26964617f640e78139ec07ab12096f34dbcc28f", kill_on_drop: false }`
[INFO] [stderr]     Checking bsr v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `trace_weak` is never used
[INFO] [stdout]   --> src/shared.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) trait AbstractWeak {
[INFO] [stdout]    |                  ------------ method in this trait
[INFO] [stdout] 27 |     /// Trace the object behind this handle if it still exists
[INFO] [stdout] 28 |     fn trace_weak(&self, gc: &mut GC);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `trace_weak` is never used
[INFO] [stdout]   --> src/shared.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) trait AbstractWeak {
[INFO] [stdout]    |                  ------------ method in this trait
[INFO] [stdout] 27 |     /// Trace the object behind this handle if it still exists
[INFO] [stdout] 28 |     fn trace_weak(&self, gc: &mut GC);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "9e30d601cf1a902fdd82bfc9e26964617f640e78139ec07ab12096f34dbcc28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e30d601cf1a902fdd82bfc9e26964617f640e78139ec07ab12096f34dbcc28f", kill_on_drop: false }`
[INFO] [stdout] 9e30d601cf1a902fdd82bfc9e26964617f640e78139ec07ab12096f34dbcc28f
