[INFO] cloning repository https://github.com/onyekachi11/to-do-concordium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/onyekachi11/to-do-concordium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonyekachi11%2Fto-do-concordium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonyekachi11%2Fto-do-concordium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74f4ffa8bd2e2f7b8e4a0e91ee2944f66847fa76
[INFO] checking onyekachi11/to-do-concordium against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonyekachi11%2Fto-do-concordium" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/onyekachi11/to-do-concordium
[INFO] finished tweaking git repo https://github.com/onyekachi11/to-do-concordium
[INFO] tweaked toml for git repo https://github.com/onyekachi11/to-do-concordium written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/onyekachi11/to-do-concordium on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/onyekachi11/to-do-concordium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dcf315e7c5c02b81814e3c8b12f8683450af5dea1e42a832dc6502457c16e0c
[INFO] running `Command { std: "docker" "start" "-a" "0dcf315e7c5c02b81814e3c8b12f8683450af5dea1e42a832dc6502457c16e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dcf315e7c5c02b81814e3c8b12f8683450af5dea1e42a832dc6502457c16e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dcf315e7c5c02b81814e3c8b12f8683450af5dea1e42a832dc6502457c16e0c", kill_on_drop: false }`
[INFO] [stdout] 0dcf315e7c5c02b81814e3c8b12f8683450af5dea1e42a832dc6502457c16e0c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70ee3ab08fbd19a8f000d21be063124f679af01758c0af731d9537864b16bfe2
[INFO] running `Command { std: "docker" "start" "-a" "70ee3ab08fbd19a8f000d21be063124f679af01758c0af731d9537864b16bfe2", kill_on_drop: false }`
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[INFO] [stderr]     Checking to-do-ccd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `UserSummary` is never constructed
[INFO] [stdout]    --> src/lib.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | struct UserSummary {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UserSummary2` is never constructed
[INFO] [stdout]    --> src/lib.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 | struct UserSummary2 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UserAddress` is never constructed
[INFO] [stdout]    --> src/lib.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | struct UserAddress {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking concordium-smart-contract-engine v5.0.0
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:204:63
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let written = (&mut self.state[offset..end as usize]).write(bytes)?;
[INFO] [stdout]     |                                                               ^^^^^ multiple `write` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 204 -         let written = (&mut self.state[offset..end as usize]).write(bytes)?;
[INFO] [stdout] 204 +         let written = concordium_contracts_common::Write::write(&mut (&mut self.state[offset..end as usize]), bytes)?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 204 -         let written = (&mut self.state[offset..end as usize]).write(bytes)?;
[INFO] [stdout] 204 +         let written = std::io::Write::write(&mut (&mut self.state[offset..end as usize]), bytes)?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:213:25
[INFO] [stdout]     |
[INFO] [stdout] 213 |         let amt = bytes.write(&self.state[offset..])?;
[INFO] [stdout]     |                         ^^^^^ multiple `write` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 213 -         let amt = bytes.write(&self.state[offset..])?;
[INFO] [stdout] 213 +         let amt = concordium_contracts_common::Write::write(&mut bytes, &self.state[offset..])?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 213 -         let amt = bytes.write(&self.state[offset..])?;
[INFO] [stdout] 213 +         let amt = std::io::Write::write(&mut bytes, &self.state[offset..])?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:473:51
[INFO] [stdout]     |
[INFO] [stdout] 473 |         let amt = (&mut memory[start..write_end]).write(&param[offset..end])?;
[INFO] [stdout]     |                                                   ^^^^^ multiple `write` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 473 -         let amt = (&mut memory[start..write_end]).write(&param[offset..end])?;
[INFO] [stdout] 473 +         let amt = concordium_contracts_common::Write::write(&mut (&mut memory[start..write_end]), &param[offset..end])?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 473 -         let amt = (&mut memory[start..write_end]).write(&param[offset..end])?;
[INFO] [stdout] 473 +         let amt = std::io::Write::write(&mut (&mut memory[start..write_end]), &param[offset..end])?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:495:51
[INFO] [stdout]     |
[INFO] [stdout] 495 |         let amt = (&mut memory[start..write_end]).write(&policies_bytes[offset..end])?;
[INFO] [stdout]     |                                                   ^^^^^ multiple `write` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 495 -         let amt = (&mut memory[start..write_end]).write(&policies_bytes[offset..end])?;
[INFO] [stdout] 495 +         let amt = concordium_contracts_common::Write::write(&mut (&mut memory[start..write_end]), &policies_bytes[offset..end])?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 495 -         let amt = (&mut memory[start..write_end]).write(&policies_bytes[offset..end])?;
[INFO] [stdout] 495 +         let amt = std::io::Write::write(&mut (&mut memory[start..write_end]), &policies_bytes[offset..end])?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:611:42
[INFO] [stdout]     |
[INFO] [stdout] 611 |         (&mut memory[start..start + 32]).write_all(init_origin?.as_ref())?;
[INFO] [stdout]     |                                          ^^^^^^^^^ multiple `write_all` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 611 -         (&mut memory[start..start + 32]).write_all(init_origin?.as_ref())?;
[INFO] [stdout] 611 +         concordium_contracts_common::Write::write_all(&mut (&mut memory[start..start + 32]), init_origin?.as_ref())?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 611 -         (&mut memory[start..start + 32]).write_all(init_origin?.as_ref())?;
[INFO] [stdout] 611 +         std::io::Write::write_all(&mut (&mut memory[start..start + 32]), init_origin?.as_ref())?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:713:42
[INFO] [stdout]     |
[INFO] [stdout] 713 |         (&mut memory[start..start + 32]).write_all(invoker?.as_ref())?;
[INFO] [stdout]     |                                          ^^^^^^^^^ multiple `write_all` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 713 -         (&mut memory[start..start + 32]).write_all(invoker?.as_ref())?;
[INFO] [stdout] 713 +         concordium_contracts_common::Write::write_all(&mut (&mut memory[start..start + 32]), invoker?.as_ref())?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 713 -         (&mut memory[start..start + 32]).write_all(invoker?.as_ref())?;
[INFO] [stdout] 713 +         std::io::Write::write_all(&mut (&mut memory[start..start + 32]), invoker?.as_ref())?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:726:41
[INFO] [stdout]     |
[INFO] [stdout] 726 |         (&mut memory[start..start + 8]).write_all(&self_address.index.to_le_bytes())?;
[INFO] [stdout]     |                                         ^^^^^^^^^ multiple `write_all` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 726 -         (&mut memory[start..start + 8]).write_all(&self_address.index.to_le_bytes())?;
[INFO] [stdout] 726 +         concordium_contracts_common::Write::write_all(&mut (&mut memory[start..start + 8]), &self_address.index.to_le_bytes())?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 726 -         (&mut memory[start..start + 8]).write_all(&self_address.index.to_le_bytes())?;
[INFO] [stdout] 726 +         std::io::Write::write_all(&mut (&mut memory[start..start + 8]), &self_address.index.to_le_bytes())?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:727:46
[INFO] [stdout]     |
[INFO] [stdout] 727 |         (&mut memory[start + 8..start + 16]).write_all(&self_address.subindex.to_le_bytes())?;
[INFO] [stdout]     |                                              ^^^^^^^^^ multiple `write_all` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 727 -         (&mut memory[start + 8..start + 16]).write_all(&self_address.subindex.to_le_bytes())?;
[INFO] [stdout] 727 +         concordium_contracts_common::Write::write_all(&mut (&mut memory[start + 8..start + 16]), &self_address.subindex.to_le_bytes())?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 727 -         (&mut memory[start + 8..start + 16]).write_all(&self_address.subindex.to_le_bytes())?;
[INFO] [stdout] 727 +         std::io::Write::write_all(&mut (&mut memory[start + 8..start + 16]), &self_address.subindex.to_le_bytes())?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/concordium-smart-contract-engine-5.0.0/src/v0/mod.rs:762:42
[INFO] [stdout]     |
[INFO] [stdout] 762 |         (&mut memory[start..start + 32]).write_all(owner?.as_ref())?;
[INFO] [stdout]     |                                          ^^^^^^^^^ multiple `write_all` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `concordium_contracts_common::Write` for the type `&mut [u8]`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::io::Write` for the type `&mut [u8]`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 762 -         (&mut memory[start..start + 32]).write_all(owner?.as_ref())?;
[INFO] [stdout] 762 +         concordium_contracts_common::Write::write_all(&mut (&mut memory[start..start + 32]), owner?.as_ref())?;
[INFO] [stdout]     |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 762 -         (&mut memory[start..start + 32]).write_all(owner?.as_ref())?;
[INFO] [stdout] 762 +         std::io::Write::write_all(&mut (&mut memory[start..start + 32]), owner?.as_ref())?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ark-bls12-381 v0.4.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `concordium-smart-contract-engine` (lib) due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "70ee3ab08fbd19a8f000d21be063124f679af01758c0af731d9537864b16bfe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ee3ab08fbd19a8f000d21be063124f679af01758c0af731d9537864b16bfe2", kill_on_drop: false }`
[INFO] [stdout] 70ee3ab08fbd19a8f000d21be063124f679af01758c0af731d9537864b16bfe2