[INFO] fetching crate otter-wasm 0.7.1...
[INFO] checking otter-wasm-0.7.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate otter-wasm 0.7.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate otter-wasm 0.7.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate otter-wasm 0.7.1
[INFO] finished tweaking crates.io crate otter-wasm 0.7.1
[INFO] tweaked toml for crates.io crate otter-wasm 0.7.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extend v1.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-cli v0.2.74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a2f8461a042df411e0b7b40f26a56bd6fd5725f4d72531b35a5d2353a8b0b64
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a2f8461a042df411e0b7b40f26a56bd6fd5725f4d72531b35a5d2353a8b0b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a2f8461a042df411e0b7b40f26a56bd6fd5725f4d72531b35a5d2353a8b0b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2f8461a042df411e0b7b40f26a56bd6fd5725f4d72531b35a5d2353a8b0b64", kill_on_drop: false }`
[INFO] [stdout] 0a2f8461a042df411e0b7b40f26a56bd6fd5725f4d72531b35a5d2353a8b0b64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84fb9c614bd769ef04b6613dbea08cf1c6c88f14109b74f980d09ccb36f293e6
[INFO] running `Command { std: "docker" "start" "-a" "84fb9c614bd769ef04b6613dbea08cf1c6c88f14109b74f980d09ccb36f293e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking if_chain v1.0.1
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking wee_alloc v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling extend v1.1.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling serde_with_macros v1.4.2
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_with v1.9.4
[INFO] [stderr]     Checking wasm-bindgen v0.2.74
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking js-sys v0.3.51
[INFO] [stderr]     Checking otter-base v0.7.1
[INFO] [stderr]     Checking otter-wasm v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "84fb9c614bd769ef04b6613dbea08cf1c6c88f14109b74f980d09ccb36f293e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84fb9c614bd769ef04b6613dbea08cf1c6c88f14109b74f980d09ccb36f293e6", kill_on_drop: false }`
[INFO] [stdout] 84fb9c614bd769ef04b6613dbea08cf1c6c88f14109b74f980d09ccb36f293e6