[INFO] fetching crate bigint2 0.1.0... [INFO] checking bigint2-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate bigint2 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate bigint2 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bigint2 0.1.0 [INFO] finished tweaking crates.io crate bigint2 0.1.0 [INFO] tweaked toml for crates.io crate bigint2 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 packages [INFO] [stderr] Adding elastic-array v0.7.0 (latest: v0.11.0) [INFO] [stderr] Adding heapsize v0.3.9 (latest: v0.4.2) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.4.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded heapsize v0.3.9 [INFO] [stderr] Downloaded rlp2 v0.2.0 [INFO] [stderr] Downloaded elastic-array v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 265cf851a2d16c867372228b45efd1df1af5ffb8f076a86052981edafdd5882f [INFO] running `Command { std: "docker" "start" "-a" "265cf851a2d16c867372228b45efd1df1af5ffb8f076a86052981edafdd5882f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "265cf851a2d16c867372228b45efd1df1af5ffb8f076a86052981edafdd5882f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "265cf851a2d16c867372228b45efd1df1af5ffb8f076a86052981edafdd5882f", kill_on_drop: false }` [INFO] [stdout] 265cf851a2d16c867372228b45efd1df1af5ffb8f076a86052981edafdd5882f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f410da355c9dfa713cbb54ff156e22af59da3aade5d34d41b0a93f509e9e808 [INFO] running `Command { std: "docker" "start" "-a" "5f410da355c9dfa713cbb54ff156e22af59da3aade5d34d41b0a93f509e9e808", kill_on_drop: false }` [INFO] [stderr] Compiling heapsize v0.3.9 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking elastic-array v0.7.0 [INFO] [stderr] Checking rlp2 v0.2.0 [INFO] [stderr] Checking bigint2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/m256.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/m256.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/mi256.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/mi256.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/u256.rs:36:20 [INFO] [stdout] | [INFO] [stdout] 36 | use std::convert::{From, Into, AsRef}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/u256.rs:36:26 [INFO] [stdout] | [INFO] [stdout] 36 | use std::convert::{From, Into, AsRef}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> src/u256.rs:36:32 [INFO] [stdout] | [INFO] [stdout] 36 | use std::convert::{From, Into, AsRef}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/u512.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/u512.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/m256.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/m256.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/mi256.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/mi256.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/u256.rs:36:20 [INFO] [stdout] | [INFO] [stdout] 36 | use std::convert::{From, Into, AsRef}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/u256.rs:36:26 [INFO] [stdout] | [INFO] [stdout] 36 | use std::convert::{From, Into, AsRef}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> src/u256.rs:36:32 [INFO] [stdout] | [INFO] [stdout] 36 | use std::convert::{From, Into, AsRef}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/u512.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/u512.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::{From, Into}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ZERO_BIG_DIGIT` is never used [INFO] [stdout] --> src/algorithms.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | pub const ZERO_BIG_DIGIT: BigDigit = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_doublebigdigit` is never used [INFO] [stdout] --> src/algorithms.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ZERO_BIG_DIGIT` is never used [INFO] [stdout] --> src/algorithms.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | pub const ZERO_BIG_DIGIT: BigDigit = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_doublebigdigit` is never used [INFO] [stdout] --> src/algorithms.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "5f410da355c9dfa713cbb54ff156e22af59da3aade5d34d41b0a93f509e9e808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f410da355c9dfa713cbb54ff156e22af59da3aade5d34d41b0a93f509e9e808", kill_on_drop: false }` [INFO] [stdout] 5f410da355c9dfa713cbb54ff156e22af59da3aade5d34d41b0a93f509e9e808 [INFO] checking bigint2-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate bigint2 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate bigint2 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bigint2 0.1.0 [INFO] finished tweaking crates.io crate bigint2 0.1.0 [INFO] tweaked toml for crates.io crate bigint2 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 06fb79d14e078fe6b8eb796f949f9e373c80eaf801a2eecd89333c8504847adb [INFO] running `Command { std: "docker" "start" "-a" "06fb79d14e078fe6b8eb796f949f9e373c80eaf801a2eecd89333c8504847adb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06fb79d14e078fe6b8eb796f949f9e373c80eaf801a2eecd89333c8504847adb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06fb79d14e078fe6b8eb796f949f9e373c80eaf801a2eecd89333c8504847adb", kill_on_drop: false }` [INFO] [stdout] 06fb79d14e078fe6b8eb796f949f9e373c80eaf801a2eecd89333c8504847adb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1faee06c40cc9623d40455864e27110f7610490f75191de60ce74e14afe07fb7 [INFO] running `Command { std: "docker" "start" "-a" "1faee06c40cc9623d40455864e27110f7610490f75191de60ce74e14afe07fb7", kill_on_drop: false }` [INFO] [stderr] Compiling heapsize v0.3.9 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking elastic-array v0.7.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.25/src/json.rs:1387:20 [INFO] [stdout] | [INFO] [stdout] 1387 | _ => { panic!(); } [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "1faee06c40cc9623d40455864e27110f7610490f75191de60ce74e14afe07fb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1faee06c40cc9623d40455864e27110f7610490f75191de60ce74e14afe07fb7", kill_on_drop: false }` [INFO] [stdout] 1faee06c40cc9623d40455864e27110f7610490f75191de60ce74e14afe07fb7