[INFO] fetching crate atomic-env-rs 0.0.1...
[INFO] testing atomic-env-rs-0.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate atomic-env-rs 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate atomic-env-rs 0.0.1
[INFO] finished tweaking crates.io crate atomic-env-rs 0.0.1
[INFO] tweaked toml for crates.io crate atomic-env-rs 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate atomic-env-rs 0.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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 24 packages to latest compatible versions
[INFO] [stderr]       Adding dashmap v5.5.3 (available: v6.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eed18798f6a6f8cc6365535d55dc43cab4ad55e1ff20df2aa739e7abd479967e
[INFO] running `Command { std: "docker" "start" "-a" "eed18798f6a6f8cc6365535d55dc43cab4ad55e1ff20df2aa739e7abd479967e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eed18798f6a6f8cc6365535d55dc43cab4ad55e1ff20df2aa739e7abd479967e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed18798f6a6f8cc6365535d55dc43cab4ad55e1ff20df2aa739e7abd479967e", kill_on_drop: false }`
[INFO] [stdout] eed18798f6a6f8cc6365535d55dc43cab4ad55e1ff20df2aa739e7abd479967e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ab524c27563cc514cf48600ea04b386371b9893794451a408e822b8d81f46b59
[INFO] running `Command { std: "docker" "start" "-a" "ab524c27563cc514cf48600ea04b386371b9893794451a408e822b8d81f46b59", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling atomic-env-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/lib.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/lib.rs:142:32
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/lib.rs:142:48
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                                ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/lib.rs:142:62
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Remove` is never constructed
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum Operation {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 29 |     Remove,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "ab524c27563cc514cf48600ea04b386371b9893794451a408e822b8d81f46b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab524c27563cc514cf48600ea04b386371b9893794451a408e822b8d81f46b59", kill_on_drop: false }`
[INFO] [stdout] ab524c27563cc514cf48600ea04b386371b9893794451a408e822b8d81f46b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1319f8b1f3bbc6233c054f537d26502342ed54d4a6b5347bb4559060c59c5867
[INFO] running `Command { std: "docker" "start" "-a" "1319f8b1f3bbc6233c054f537d26502342ed54d4a6b5347bb4559060c59c5867", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic-env-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/lib.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/lib.rs:142:32
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/lib.rs:142:48
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                                ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/lib.rs:142:62
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Remove` is never constructed
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum Operation {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 29 |     Remove,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/lib.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/lib.rs:142:32
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/lib.rs:142:48
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                                ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/lib.rs:142:62
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stdout]     |                                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Remove` is never constructed
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum Operation {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 29 |     Remove,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "1319f8b1f3bbc6233c054f537d26502342ed54d4a6b5347bb4559060c59c5867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1319f8b1f3bbc6233c054f537d26502342ed54d4a6b5347bb4559060c59c5867", kill_on_drop: false }`
[INFO] [stdout] 1319f8b1f3bbc6233c054f537d26502342ed54d4a6b5347bb4559060c59c5867
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f1709ff5dc55626b421de1dd714526b77e4d84d953424b218a372feaae642c2b
[INFO] running `Command { std: "docker" "start" "-a" "f1709ff5dc55626b421de1dd714526b77e4d84d953424b218a372feaae642c2b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> src/lib.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]    --> src/lib.rs:142:32
[INFO] [stderr]     |
[INFO] [stderr] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stderr]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]    --> src/lib.rs:142:48
[INFO] [stderr]     |
[INFO] [stderr] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stderr]     |                                                ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]    --> src/lib.rs:142:62
[INFO] [stderr]     |
[INFO] [stderr] 142 | pub fn transfer(ctx: &mut Ctx, from: [u8; 32], to: [u8; 32], amount: u128) {
[INFO] [stderr]     |                                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Remove` is never constructed
[INFO] [stderr]   --> src/lib.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | enum Operation {
[INFO] [stderr]    |      --------- variant in this enum
[INFO] [stderr] 29 |     Remove,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `atomic-env-rs` (lib) generated 5 warnings
[INFO] [stderr] warning: `atomic-env-rs` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/atomic_env_rs-b49320ae2034818f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test demo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1709ff5dc55626b421de1dd714526b77e4d84d953424b218a372feaae642c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1709ff5dc55626b421de1dd714526b77e4d84d953424b218a372feaae642c2b", kill_on_drop: false }`
[INFO] [stdout] f1709ff5dc55626b421de1dd714526b77e4d84d953424b218a372feaae642c2b